29:;<5 Z3=Z1=4O°@⚔B.Z2=180°-40°=140°⊡.N4=N2=140°@⚔B.Dஹ . +G ⚪HNl=40°J:ᩩLᣚᡂᐸNᩩLOPQ%RSTU⍝⚪.RW1 GNl=40°RXN2—Nl=40°RW2 GNl=40°RXN2ZN1Ḅ3\RW3 GNl=40°RXNl Z2=2 9^ஹ_ᚪaP ⊤cHḄPQᙳᵫSfghij.ḄqrᱯtឋvBwx%wxজzᩩ{|B}☢ᡂḄ@⚔@⚔ᨵᐳ@⚔ঝᨵ9:ᐳ⚔xZz{|O⊡ᨵiᩩᐳঞᨵᐳBB}OᡂḄzᩩ{|B}জzᩩ{|B}☢ᡂḄᨵ9:ᐳ⊡9:ᨵḄ@⚔ᨵ9⚔xZ⊡:O9:Ḅ⊡ঝᨵ9:ᐳ⚔xᡂ@j⊡ᨵz:ঞᨵᩩᐳkஹlmno _/P3-.ᦟ:5.1.2ᚖ|9_ᦟ᪗ 1.ᔊஹnஹஹᭆ¡ஹ}¢,£9¤¥¦§¨©ᵨU(«¬®⊤¯°±.
32.²5ᚖ{ᭆ©°³jᚖ|Ḅឋv“69x°µj¶·{|Ḅ9ᩩᚖ|¸¹º°µj9ᩩᚖ|”¼ᵨD½ᡈᘤ69xµ9ᩩ{|Ḅᚖ|.Àxzᩩ{|Bᚖ{Ḅᭆ©ஹឋvÁµÂ.ᦟ679ஹÃÄÅ⚪Æ1.ᦟÈÉḄ_Ê☢ஹË;☢BḄzᩩ,ÌcÍḄÎ|ÁÏ|……ÑὃJÓÔᜧÖ×ØᓺÚÛᙠÜhÝᦟ$ᢣj “ᚖ{”z:ß@ᜧÖ¸%àáZᚖ{Ḅâᚖ|ᨵ×Øឋvᡃ%9²5,JäZᡃ⌕.Ḅᑁç.2._/P3è5.1-4Ñὃ éᩈᩩa,ìᩈᩩíbḄïmRᓄ,aஹbᡠᡂḄaZ(RᓄḄ?ᐸH¼ᨵᱯôÆõjᔩÛíJ÷Æõj,aஹbᡠᡂḄ^:ᨵ×ØᱯôᐵùÛᦟ$ᙠúû}¢Hüýþ íbḄïmRᓄ,aÿ┦ᐸNaᱯ.ᐸᱯᜐᙠNa,Ḅ ⊡, ⚔ᓽaஹbᡠᡂḄ&',().3.,-ᐳ/01ᚖ34.,-ᑖ6“8(ᚖ”:“ᚖ;”Ḅ<=:ὶ?“8(ᚖ”ᢣAᩩ;ḄCDᐵ?F“ᚖ;”ᢣᐸGᩩ; HGᩩ;ḄIJMNAᩩ;“8(ᚖ”ᐸGᩩO3HGᩩḄ“ᚖ;”MGᩩ;HGᩩ;Ḅ“ᚖ;”ᑣQO3“8(ᚖ”4.ᚖḄ⊤TU.ᚖᵨWXᩭ⊤TZᔠ\]^5.1—5Nb“;ABᚖ;CD,ᚖg0”ᑣiAB±CD,ᚖg0,kᙠ^lmG'ᜐnoiX,^.5.pᓫrᵨ(1)u-vw\]P6^5.1-6ḄG{8(ᚖḄ;ᩩ,k|}1-~ᐸ.(2)ᑨAᩩ;ᔲᚖজAᩩ;(ᡠᡂḄ&'ᨵG'FঝAᩩ;(ᡠᡂḄ&'()FঞAᩩ;(,ᨵG ⊡()FটAᩩ;(, ⚔8⊡.ஹ^ᚖ;Ḅឋ1.u-ᵨᡈᘤ;LḄᚖ;.(1);L(ᦟ,ᙠoGᩩ;L),1;LḄᚖ;.¡u-o1LḄᚖ;¢ᦟ,£¤u-:¦1LḄᚖ;ᔩ?¦©ᩩ?ª«,-¬u-b®;LḄᚖ;ᨵ¯ᦪ±ᩩ,ᓽ²ᙠ³ᨵ´®3ឋ.ᦟ,|¤µ᪵·¦®3;LḄᚖ;CD?ᙠu-⍝1ᙠ;Lo¹GºA,«ºALḄᚖ;k»¼½1^¾.ᦟ,¿u-ḄZÀ:Á«;oGºᨵ»ÂᨵGᩩ;:;ᚖ.(2)Á«;LGºB;LḄᚖ;,Ä᪵Ḅᚖ;¦1©ᩩ?ÅÆÇÈ1ÉÊZÀËᦟ,¿u-ḄZÀ:Á«;Gºᨵ»ÂᨵGᩩ;:;ᚖ.ᦟ,Ìu-ª«^ÍnᡠÈAᩩZÀᔠkᡂGᩩ,k¿ᚖ;ឋ1«Gºᨵ»ÂᨵGᩩ;:;ᚖ.2.ÎÏÐ,ÑÒᚖ;ḄᭆÔÕU^᪷×ᑡÙÚ^(1)«ºPÛ;MNḄᚖ;,QᚖgF(2)«ºPÛ;BNḄᚖ;,Û;BNÞᔣàá;QºF(3)«ºP;âABḄᚖ;,;ABàá;Qº.u-ã^¢,ᦟ,äZ:GᩩÛ;ᡈ;âḄᚖ;,åQᡠᙠ;Ḅᚖ;.ஹ\ᚪçZ
4]⁚uéê8(ᚖஹᚖ;)ᭆÔuéê«Gº;Ḅᚖ;ḄUkÈ1ᚖ;•ᩩឋ,ƦN1(ᐵḄᑁíᔩË&ஹîDnï\]P7ÐéP9.3,4,5,9.ᦟu¢i:5.1.2ᚖ;òó\ôᦟuõ᪗1.ÁᔊvwஹÍnஹøùஹäúᭆûஹ¬)~¼üGýþÿ ᵨ⊤2.ᚖḄᭆᚖᨬḄឋ ᑮ"Ḅ#$Ḅ%&,( )*ᑮ"Ḅ#$.
5ᦟ,-.“ᚖᨬ”Ḅឋ ᑮ"Ḅ#$Ḅᭆ1ᐸ3ᓫ5ᵨ.ᦟ,6:8ᑮ"Ḅ#$ḄᭆḄᳮ.ᦟ,:;<ஹ>?@⚪B1.ᦟDEFGHI5.1-8,JK@⚪:⌕MNOḄPQᑮRᵪPᜐWXW⍝ᨬZ,[\Iஹ]ὃ.2.ᦟD_@⚪`ab,cd,[]ὃ.(1)@⚪1,e,fᡃhij,:klᨬḄmn,opqᔩZ,[sK.tᨬ.(2)@⚪2,uMW⍝\ᡂw,xḄ66.nÉë®ஹᑁ┯®ஹëîᑁ®ᦟ,:;<ஹôᐭõGö☢ᡃhẆù<ᩩ"~<ᩩ"ḄBaúᩭᡃhü<ýẆù<ᩩ"ᑖÉtᩩ"ḄBaËஹë®ஹᑁ┯®ஹëîᑁ®I"aஹbcᡈὅᩩaஹbᩩcᡠᑮᡃᩭẆ !ᨵ#ᐳ⚔&ḄḄᐵ)N1N2ஹN4N8ஹN5N6ஹN3N7ᨵ3456ᐵ)7ᙠḄ9:Ḅ9;ᔣ=9>ᡈ9?@.ᐹᨵCD56ᐵ)ḄEF9595GIJ“F”N3N2ஹN4N6Ḅ56ᨵ34ᐳ9Ḅᱯ&7ᙠḄ:OPᐹᨵCD56ᐵ)ḄEFᑁ┯.ᑁ┯GIJ“Z”N3N6ஹN4N2Ḅ56ᨵ34ᐳ9Ḅᱯ&7ᙠḄ9:OPᐹᨵCD56ᐵ)ḄEF9:ᑁ.9:ᑁGIJ“U”UὃWCXᨵ349Ḅᙢ;7=1@Z[\ᓽ[^ᙠᐳ#⚔&_=2@ᨵ`aᙠ9`ᩩ=@>ஹb⚪bdDE,BCABᡠ=1@N1N2ஹN1N3ஹN1N4ᔜm347n347=2@oN1=N4, 4N1N2qᔩ7N1N3s⊡ᔩ7n347uW=1@N1N2mᑁ┯vnN1N2ᙠDE,BCOPᙠABḄ:_N1N3m9:ᑁvnN1N3ᙠDE,BCOPᙠABḄ9:_N1N4m95vnN1N4ᙠDE,BCḄ9;ᔣᙠABḄ9;ᔣ=2@oN1=N4,wvnN2=N4,ᡠxN1=N2_vnN3+N4=180°,wN1=N4,ᡠxNl+N3=180°,ᓽN1N3s⊡}ஹ~ᚪWC⁚~ᡃ⌕34ᕖ7ஹ6:~P71ஹ2⚪ᦟ:
75.2.1ᦟ᪗1.ᔊᦟᐹḄ¡¢£dq¤,¥¦§¨©,ª`«¬®P¯.2.uḄᭆ¯ஹ☢ᑁᩩḄ¢ḄD56ᐵ)²⍝#ᳮxµ#ᳮḄ¶·.3.¸ᵨº»¼;⊤¡#ᳮ¶·,¸ᵨ¾¢¾¿²`&£CᩩḄ.Á&:ÂâÄÅ#ᳮµᐸ¶·.Ç&:ÈÉÊឋḄᳮuᵨÌͼÎÏÐdGḄឋÉ.
8ᦟÑ`ஹÒÓÔ⚪Õ1.×ØÔWᩩᨵÌ&?Ḅᩩᨵ34ᱯÚḄ56ᐵ)7ÛÜÝ,ᦟÞßᦟᐹàᩈᩩbcÁᔠᙠ`ã,ä©ᩈᩩaåæÛḄÜÝ.ᦟÞçḼÔ:ᙠ☢ᑁᩩ◀,êᨵëḄ56ᐵ)ᔩ72.ᦟÞ¡ᦟᐹ.ìí┐ä©ᩈᩩbᙌ,ðÛUὃ:ßaஹbñòᡂôõxö▲øùḄᩩìí┐ä©bí,baḄ&56ú¬Û34ûᓄ?ᙠCÑàᨵ!ᨵbcᩈḄ5673.ᦟÞýþÛ¥ÿ ᡂᐳ.bbcḄᙠa±AᔣA Ḅ⌲ A,"ᚖᔠ%A,ᯠ'()ᙠAḄ*,⌲ A.+,-.,baḄ/0AḄ1AḄ……3456789ᙠ7:bḄ;<=a*>?@Aᨵ.CDC’bFஹHI8J⊤LMO,1.QᔠRLḄQS,TUᵨᦪXYZ[\HI8J]^-H☢ᑁ9ᙠ7ᩩabOcḄ;<,dabecHI.ᣚZg^7H☢ᑁOcḄ>ᩩhiHI.abjHIkl“”dp“”jHIqr.ᦟTtuvHI8JḄwxyឋ,{7j^7H☢ᑁ>ᩩ{Fj|ᨵḄ>ᩩ.2.^7H☢ᑁ>ᩩḄ;<ᐵᦟTXU^7H☢ᑁ>ᩩḄ.8>ᩩḄ;<ᐵ.ᙠ^7H☢ᑁ>ᩩᨵ>;<ᐵ:cᡈHI,>ὅᐸ-.ᓽ>ᩩOc/jHI,ᡈὅOHI/jc.CஹஹஹᭆHIᳮHIᳮS1.ᙠᦟᐹᩈᩩbḄᨵ:;<¡¢baHI£w¤⚪jXU¦b§a7B,ᨵ"ªᨵ7:;<¢abHI.2.ᵨ«C¬HI.®¯:a,B,C.(1)BaḄHI,¡³ᩩ£.C(2)CaḄHI,=BḄHIHIᔩ£B.3.¶ஹHIᳮS.(1)ᵫXU¸᯿ᚖḄ{7ឋxº»ᡠ½ḄQS.(2)ᙠXUᐙᑖÀ',ᦟTÁÂ.HIᳮ:Ã7ᨵªᨵ7ᩩdᩩHI.(3)ÄÅHIᳮ«ᚖḄ{7ᩩឋx.ᐳ^:@j“ᨵªᨵ7ᩩ”d⊤Æ®¯HIᡈᚖḄ9ᙠ"ªjÇ7Ḅ.O^]HIᳮᡠḄ“7”⌕ᙠ®¯>ᚖឋx¸“7”Aᨵ▲ᑴ,3ᙠË,Ì3ᙠ.4.HIᳮS.(1)XUᑨ8BஹCḄaḄHIbஹcjecHI.(2)bஹcÏUḄºÆbc.c(3)XUᵨC¬ᵨHÐÑÒbc.----------b(4)TUᵨᦪXYZ⊤Ód:QS,ᦟTÁÂ.a
9QÔ>ᩩ@{CᩩHI,ÕÖdᩩÌecHI.Qᔠ ,ᦟTXUᵨqrYZ⊤ÓHIᳮS]Ôba,ca,ÕÖbc.(5)Øᓫtᵨ.ÚÛ]ÔÜ%>ᩩÄCᩩaஹbஹcL@HIÕÖdCᩩecHIᔩ?ÞºÆᳮᵫ.wÚÛjßXUᙠàáâᵨHIᳮSãäHIᳮS4ºᳮå.çஹlè]éwP19.7,P20.11.ᦟX'k:5.2.2HIḄᑨ8(7)ᦟXê᪗]Ãᔊíî>HIᩩïḄᳮð>HIḄᩩï.ñ]íî>HIḄᩩïò]ᳮð“^;¬có>ᩩHI”ᦟX7ஹôᐭ.ö÷øùúᙠᔣᜋË┑ᩈᩩÔᩈᩩ6ᜋýþᚖÕÖᩈᩩaᜋýþᡠᜳ ᩈᩩaᩈᩩ6⌕⚪⌕Ḅᑨ
10 ஹ!"Ḅᩩ#$%ᡃ'()ᵨ!+,- +."0123P1305.2-5;ᙠ- =>?Ḅ)@A,CDEᨵG- =H)IPḄJ☠ᙠ!+LḄJᡠᡂḄ EᨵGOᓄ05.2-5,R03.E03Z1N2V- =H)IPḄJ☠ᙠ!+LḄJᡠᡂḄ >?%WḄXYZᯠN1N2V\X ]^_'`aᵫcᡃ'd$e⍝CDgᩩ!"hi-ᩩ!"ᡠj,k\X `a,lDgᩩ!".Oᓫᙢo:\X `a,gᩩ!".qrstuVZ1=Z2/.AB^CD.0123P145.2-7;,oᩈᵨ0A +Ḅᐹ."Ḅ⍝ᳮᔩᵨ +."▭LV.g! ᪷“\X `agᩩ!".”de᪵.ḄV"011;kN2=N3,Rabᔩ12;kN2+N4=180",Rabᔩ11;VZ2=Z31e;N3=N11⚔ `a;aT\4Z1=Z21aᣚ;ab1\X `agᩩ!";ᵨᦻ¡stᭆ£L☢Ḅ¥¦ᔩgᩩ!"hi-ᩩ!"ᡠjkᑁ┯ `a,lDgᩩ!".Oᓫᙢouᑁ┯ `a,g!".qrstu,••N2=N3ª.ab.12;VZ4+Z2=180°,Z4+Zl=180°1e;N2=N11\ Ḅ⊡ `a;ab.1\X `agᩩ!";ᵨᦻ¡stᭆ£L☢Ḅ¥¦ᔩgᩩ!"hi-ᩩ!"ᡠj,k\®ᑁ ¯⊡,lDgᩩ!".Oᓫᙢou\®ᑁ ¯⊡g!".qrstu,.•/4+/2=180°..ab.°ஹ2ᚪ²³1ஹ23P15²³1,⊡ᐙ13;ᵫNA+NABC=180”d$ᑨµ¶gᩩ!"·VCD2ஹ23P162⚪¹ஹ2ᚪº¥u»᪵ᑨµgᩩ!"¼ஹ½Y¾¿uuP161ஹ2⚪ªP174ஹ5ஹ60ᦟ(WÁ:
115.2.2"Ḅᑨ 1 ;ᦟ(Â᪗1ஹÄÅ!"Ḅᩩ#]ÆÇOᓫḄ⚪ª2ஹÈÉÊᳮ¦ËḄÌÍÎÏÐḄÑᑏOᓫḄÊᳮ)@ÓIu!"Ḅᩩ#ÔÕᵨÖIuÎÏÐḄÑᑏOᓫḄÊᳮ)@Vᦟ()@Æஹ׳Øᐭᡃ'(³)¶Çᑨµg!"ḄÌÍ11;"Ḅ Úuᙠ\Æ☢ᑁÛ`ÜḄgᩩ!"12;ÝᳮḄʦukgᩩ!"Þßi-ᩩ!"lDgᩩ!"à¯`13;g!"Ḅᩩ#ugᩩ!"hi-ᩩ!"ᡠjk\X `a,lDgᩩ!".
12gᩩ!"hi-ᩩ!"ᡠj,kᑁ┯ `a,lDgᩩ!".gᩩ!"hi-ᩩ!"ᡠj,k\®ᑁ ¯⊡,lDgᩩ!". ஹá⚪áᙠ\Æ☢ᑁkgᩩ!"Þᚖ!ß\Æᩩ!",lDgᩩ!"ᔩ?CDugᩩ!"Vblacla1e;bc.,.Zl=Z2=90°1ᚖ!Ḅ Ú;.ÆdÆçbc1\X `ag!";èᵨᐸ_ÌÍoêbcᔩÌÍÆu011;,ᑭᵨ“ᑁ┯ `a,g!"”oêªÌÍ u012;,ᑭᵨ“\®ᑁ `ag!"”oê.11;12;ìíu3áàVÆᨵᵨḄ¥¦á20IBᙠDCLBEᑖNABD,NDBE=NA,ᑣBEAC,ðoêᳮᵫᑖ᪆uᵫBEᑖNABDᡃ'd$e⍝CDὶóNDBE=NA,ᡃ'ôd$e⍝CDᵫcRBEACᔩCDu:BEᑖNABD/.ZABE=ZDBE1 ᑖ"Ḅ Ú;ôNDBE=NAAZABE=ZA1aᣚ;.,.BEAC1ᑁ┯ `ag!";ìíuᵨqrstÑᑏËê)@⌕ÉÉᨵ°ஹ2ᚪ²³1ஹ0Z1=Z2=55°,õoê!"AB,CD.2ஹ0ᡠöe!"a,b,c,d,e,^N1=N2,N3+N4=180°,ᑣacᔩ?CD?¹ஹ½Y¾¿uu23P17i7⚪P18i12⚪1øöu.0oê;
13ᦟ(WÁ:5.3.1"Ḅឋúᦟ(Â᪗u1.Hᔊüýஹþ¾ஹÿ ஹᳮஹᳮᨵᩩᳮ⊤2.ᔊ !"Ḅឋ%Ḅ&',)*!"Ḅ+ᩩឋ%,,ᵨ./"0ᓫḄᳮ23.56: ,)*!"Ḅឋ%,ᵨ!"ឋ%"0ᓫḄᳮ23.869:ᑖ!"Ḅឋ%ᑨ=,!"Ḅឋ%>ᑨ=Ḅ?ᔠAᵨ.ᦟC&'ஹDECF⌮ᔣIJKᙠMC/N)*OᑭᵨMQRS,ᡈὅᑁ┯RS,ᡈὅMXᑁRY⊡,ᑨ=[ᩩ !"Ḅ+\]^.ᙠ_⁚ab:ᜧdeIJḄᢣᔣg&ᩭ:j[ᩩ !",klMQRஹᑁ┯RஹMXᑁRḄᦪnᐵpqrs⊤tuஹvw x
141.CFyz:ᵨ {+R{y|[ᩩ!"a//b,}yᩩ~c> aஹbS,᪗|ᡠᡂḄRaP21z5.3-1 .2.CFn_RḄᦪ,ejᐭ⊤ᑁ.RZZ2Z3Z4Z5Z6Z7Z81ᦪ3.CF᪷nᡠᦪ|.1zRMQRt./ᐹᨵ᪵Ḅᦪnᐵpt2 zRᑁ┯Rt./ᐹᨵ᪵Ḅᦪnᐵpt3 zRMXᑁRt./ᐹᨵ᪵Ḅᦪnᐵpt4.CF.CF9}yᩩ~d,M᪵n,23ᔜRḄᦪ,Ḅᡂ¡ᔩt5.£F¤¥!"Ḅឋ%,ᦟ£¦§.!"ᐹᨵឋ%9ឋ%19[ᩩ!"¨©+ᩩ ᡠ~MQRS0ª«[ !"MQRS.ឋ%2:[ᩩ!"¨©+ᩩ ᡠ~ᑁ┯RS,0ª«[ !"ᑁ┯S.ឋ%3:[ᩩ ᢥ¨©+ᩩᡠ~MXᑁRY⊡0ª«[ !"MXᑁRY⊡.ᦟ£CFᔠ®zᵨ¯°±²⊤!"Ḅ_+ᩩឋ%,ᦟ£Ḙ´¦§!"Ḅឋ%!"Ḅᑨ=.\!"Ḅឋ%!"Ḅᑨ=a·«ab·«N1=N2,\ᡠ¹N1=N2ᡠ¹ab.------------º----b·«ab·«N2=N3,\ᡠ¹N2=N3,ᡠ¹ab.c·«ab,·««2+N4=180°,ᡠ¹¹2+N4=180°ᡠ¹ab.6.ᦟ£DECFᳮ¼!"Ḅឋ%>!"ᑨ=Ḅ:½.CF¾,£F¤¥:[ὅḄᩩ¿ÀÁÂSg9ᵫRḄᦪnᐵpᢣMQRSᑁ┯RSMXᑁRY⊡|[ᩩ !"ḄÀÄ!"Ḅᑨ=,_bRḄᐵpᩩ¿,[ !"À.ᵫNÅḄ[ᩩ !"|RḄᦪnᐵpᢣMQRSᑁ┯RSMXᑁRY⊡ḄÀÄ!"Ḅឋ%,_b[ !"ᩩ¿RḄᐵpÀ.7.Ẇx!"+ᩩឋ%ÇḄᐵp.ᦟ£:ᜧd᪷ឋ%1,|ឋ%2ᡂ¡Ḅ⍝ᳮᔩtᔠÉz,ᦟ£Êᑖ᪆:ὃÍឋ%1ஹឋ%2ḄÀFOÎlÏᓄ?CFÒÓN1ᣚᡂN3,ᦟ£}ÕN1>N3ᨵÎlᐵpt,Öᡂ×ᳮ&',ᦟ£ØÁCF┯Ù,ÚᙢÝ|×ᳮ&'.·«a//b,ᡠ¹N1=N2[ !"MQRSÞqN3=N1ß⚔RSᡠ¹N2=N3.ᦟ£×á9_ᨵ[Ḅ×ᳮ,©ᳮ᪷!"ឋ%1,©uᳮḄᩩ¿âãᨵN1=N2,ᨵN3=N1.Z2=Z3᪷äឋ%.᪷äឋ%ᑮḄÀæ¹âᑏᳮᵫ.CFè᯿¹ê×ᳮ×|s᪷ឋ%1ᑮឋ%3Ḅ⍝ᳮ.8.!"ឋ%Aᵨ.ëìaP23í⚪+ஹïðñò9añòP22 .óஹô9aP25.1,2,3,4,6.
15ᦟC¾õ:5.3.2ö⚪ஹ=ᳮᦟC÷Ḅ91ஹÅø>ᢈ9Oìö⚪Ḅᭆ,:ᑖö⚪Ḅ⚪ûÀ.2ஹᔊᑨüö⚪ýᎷḄ&'ßö⚪ḄýᎷᨵÿ Ḅ.3ஹ ᓄḄ.⚪Ḅᭆ ᑖ⚪Ḅ⚪!"#$.% ᑖ⚪Ḅ⚪! #$.ᦟ'()ஹ*!+-./ᐭᦟ1234ᑡ6⚪1.789Ḅᑨ;<=ᨵ?@A2.789ḄឋDᨵ?@.EḄGὃᦟ1ᡠ23ḄᔜK6⚪-.LMᨵᐵḄOPQR⁚TḄ.ᡭ4VWḄXẠ.Z[\:789Ḅᑨ;<=^_`acᨵ78dᳮḄf$ghஹijklmnoO
16ᦟ1p24ᑡq`জtuᩩw9x"y^ᩩw978,{|}ᩩw9~78ঝux)Kᦪ`#tঞ⚔টtuᩩw978,{|.ᵫᦟ1Ḅ/ᑖ᪆KqḄᱯ.Gὃ)}4Kqᨵ|ᐳᔩAὊ#2}@qx)+2“”ᡈ“”Ḅᑨ¢. £¤ᑮᨵ@ᦪ2ᑨ¢Ḅ.ᦟ1p2⚪Ḅ;¦.ᑨ¢)+Ḅq`§¨⚪.(3)⚪Ḅ©ᡂ.জ⚪ᵫ⚪! #$u«ᑖ©ᡂ.⚪!¬O⚗`#$ᵫ¬O⚗f2Ḅ⚗.ঝ⚪Ḅ®ᡂ`¯°ᑏᡂ“t……`{|……”Ḅ®´⚪"Ꮇ⚪ᦟ1236⚪tuK`{|¶·⚔.ta>b.b>c{|a=btuK⊡`{|¶·¹⊡.^ஹijº✄ᳮoO¼½⚪ᨵ¾½"┯ÀÁᑖ⚪Ḅ¾½ឋᡃ·Ã'fᳮÄÅḄ`}᪵ÇᑮḄ´⚪§¨;ᳮ`Q´⚪`;ᳮ~¯°QÈÉfᳮḄÊË.1.“uÌ)Kᦪ`#t“⚪ᔩA¶·⚪! #$ᑖÍ|A2.⚪"uᩩ789Ïy^yw9ᡠÐ`ᑁ┯”¾½ḄA⚪“tuK⊡`{|¶·¹⊡''¾½ᔩAÓÔ2)@⚪ḄÕÖ`ᑨ¢¶·ᔲ¾½.Øஹ#ÙÚᦟ1/ÛᡂR⁚TḄÜ#`ÝÞ⌕ḄOP.àஹáâã.⚪5.3y11⚪.ᦟäå:5.47æᦟç᪗1ஹ7æḄᭆ `éê8Ḅ7æ`ᳮ7æḄឋD`ëìᓫḄ7æ6⚪2ஹḄîïð `éᵨòlḄðᑖ᪆6⚪.:7æḄᭆ ó<=.%:7æḄó.ᦟ'().ðôó®®ᡂᓺök÷ᨵøùúûḄóᫀ`ý·xᨵḼᐳḄᱯ`ÿ ☢ᫀ.
17☢,ᡃᨵ•ᐸᑖ ,!"#,"$ ᑴᔩ?()ὃ+,-./0123.4.56789:;<=>?@iBC#EFG#Hᔣ>J-KLᑮ#7Ḅ-7OPḄQᜧSTᐰV .@2B7XḄY#Z,[ᵫPXḄG#Z>J]LᑮḄ-^_Z[`aZ.@3Bcdᔜf`aḄgh=ijVk.Ḅ^lmᣚ,op=>mᣚ,qr=>;s:uv#qᓫḄᫀ,ᑭᵨ#z{|3Ḅ}▬ᙠ☢,ᑴ#Q,ᜧSTᐰ#᪵Ḅᫀ(,=>ᱯ.ᐺ1ᒈ᪆ᓄ1-@1B=>ABC,ZAJᑮA,,6=>]ḄAABCᐜ;+,ZḄ=>-ghḄ=>,!6¡;s¢J£¤(¥¦#§¨©=>ªஹ¬®¯33⚓?1,2,4,5,6,7µஹS?ᙠ=>¶X-`aZᡠcḄgh¸£$ᙠ#ᩩºg-»=>ḄHᔣ[FḼ#½ᡠᙠºgḄHᔣ¾-¿ÀÁ½Ḅ`aZÂᙠ^ᩩºg2ᑭᵨ=>Ḅᱯ-Ä=ig-᪀⌼kÇᐵÉ[d7⚪ËᵨḄHÌ.ÍஹÄή¯P33⚓⚪5.4Ð3⚪ᦟ]Ò:
18еÓSᦟÔ᪗?1.Öᔊ`¯Óᡠ8ØÙÚO)ὃḄ¶-Û¯ÓᑁÝᩩᳮᓄ-Éßᓄ-àᳮ¯ÓḄ8Ø᪀.2.`8ØḄáᳮ-¦#§â`ᡠᭆäḄᳮ©,¦#§å៉çèéêëì-$ᵨëì23éê.3.(íØ=☢ᑁ_ᩩºgḄîïᐵÉ-ᙠẆs=ig¾-$ᨵᐵḄᩭᑨóºg=iô=igḄឋ÷-ᳮ©=>Ḅឋ÷-$ᑭᵨ=>uvᫀ. Z: ø☢ᑁ_ᩩºgḄVù=iḄîïᐵÉ,¤úVù=iḄûᔠaᵨ.ýZ:ᚖºஹ=iḄឋ÷ᑨḄûᔠaᵨ.ᦟ¶#ஹ 5ÿ ஹ⌕⚪?ᦟ᪷Ḅ⌲ ᡂ Ḅ!"᪀$,&ᡠ!()ᓄ.,ஹ-./ὃ
19两线3⊡56⚔516•⚔5@I条相有交ᚖ9ᐸឋ20¯°ᵨ±F¡¬².(3)ᚖឋ<1³ឋ<2.´µᚖḄឋ<,¶ᑖ¸]R¹⚪Ḅ⚪º³"ᚖឋ<}©»}A¼CḄᚖ½ᙠ¿ÀÁ}Ḅ./ὃ:জÂÃ}ÄÅÆÇÈÉÊᡂËᦟfg᪵ÈÍḄY$(5)Î8_]_1Ï(311tÐÑ,bcÎஹ8ஹCÒAᙠF}ᩩCᔩYঝt~cYঞAᑮCḄDEஹRᩩḄDE.Ô▤ÖÒTDEᓽfDE⌕¶ḄᐳFA:DE×fØḄx,Ù⌕¶ÚÛ:RAÜḄDEfÝÞ]RAḄØḄxAᑮCDEfC}Aà¼CḄᚖØḄxÜḄDEfáᩩCḄ}Aᑮ|}AḄDE.â:জ$(6),ãr ABCD,ADBC,ABCD,»AAELBC,»AAFLCD,ᚖÑᑖÛfEஹF,ÍPAAᑮBCḄDE³ABஹCDÜḄDE.ঝÂåæ}Ä.ᚖCᨵᐵḄ!ᨵÐ⌕"YᚖḄឋ<1ஹ2,ÙRTC×ᚖC«çÒᩩC]RᩩC}ᩩC.}ᩩᚖC£.|}ᩩᚖC……3.FG5ஹᑁ┯5ஹFJᑁ5.ஹéê⌕¬ë$ ìPFG5,ᑁ┯5FJᑁ5.â:$(7%ìPNlஹN2ஹN3RfFG5ஹᑁ┯5ஹFJᑁî4.ᑨM.ឋ:@(8),A),acᳮᵫ;A),bc,ᳮᵫ;Aab,bc),//ᳮᵫ.(8)(9)(10)ঝ@(9),ABCD,NA=NC,IᑨADBCḄ01ᐵ?4KLMᦟO᪷Q89RSTRUVWX.5.ᐵYZ,[89\ὃ^(1)@Z)_`ab,ᨵKLᐵ?(2)d@ZḄeᔣgZḄhiM(3)jkᵨZmn o@ᫀᔩM:;:@(10),ZrsABCD,t,BZuᑮ,B^vwZxḄrsABCD.yஹ{|}~P39.1-8.
21ᦟ8x:☢&ᙶ᪗6.1.1ᨵᦪaᦪ8᪗^1ஹᳮᨵᦪaḄbᵨ☢,Ḅᵨe2ஹ89ᵨᦪ8Ḅ89Ḅ8;ᐶ.,:ᨵᦪa☢ᑁ,Ḅe.,:ᑭᵨᨵᦪa⊤☢ᑁḄ,.ᦟ8¡ .¢⚪¤¥1. 0¦§ᡭᵯªU«ᵯ¬^“®¯°8᪷ᵯᩚḄ°³´”µ¶·ᕒ¹º¶»°³+8/¼½¾☢@ᫀ.2.ᙢ ¬ᙠÀᙢÁ¾ Â᪗Ã☢ᑏḼ“ᓅÈ44.2°ËÌ125.7°”3.À·Ð Ñ86ÓḄᵯÔἠ¹ºÖᑮ×ØḄÙ0ᑖ᪆ÜRÝÞ/ᑖßᑭᵨàoᦪQÖᑮ01Ḅjkáw9âãᑭᵨᦪQ⊤01ḄäåᔩMæ.ᭆèᨵᦪa^ᵨéᨵ$ÂᦪḄê⊤ ÂḄ01ᐸãᔜÂᦪ⊤í+Ḅéᡃ/-ïðᨵñḄ$ÂᦪabôᡂḄᦪaö÷ᨵᦪa(orderedpair) (a,b)ᑭᵨᨵᦪ ᙢ⊤ 3ᜧ⍝!1$ %A⊤3⊙ 5ᜧ⍝Ḅᓝ+,- %B⊤5⊙ 3ᜧ⍝Ḅᓝ+,-
22/ᵨ(3,5)(4,5)(5,5)(5,4)-*(5,3)⊤ᵫAᑮBḄᩩ,6 789:ᵨ;᪵Ḅ=>ᑏᵫAᑮBḄᐸABᩩ,6ᔩD⍝⊙⊙⊙⊙⊙⊙ᑖ᪆G$HI%ᵨJᦪ⊤ᜧ⊙ Kᦪ⊤ᜧ⍝LGᐸAḄ,6MG(3,5)(4,5)(4,4)ম4)-(5,3)Q(3,5)(4,5)(4,4)(4,3)-(5,3)Q(3,5)(3,4)(4,4)ম4)->(5,3)Q(3,5)(3,4)(4,4)(4,3)-(5,3)Q(3,5)(3,4)(3,3)(4,3)~(5,3)Q1.ᙠᦟUV ᪷XY$ Iᦪbcd⊤Ḅ 2.ᦟᩞ40⚓^_.=>`aefḄIg☢iḄ% eᵨḄ=>(1)j%kl%(0,0)mg☢ᑖᡂopqr=sḄ=t ᑭᵨ%ᡠᙠḄvwxᑡḄ ᩭI%Ḅ (2)j%k{|% ᵨ=}ஹ᪗ᑮ%ḄᡀᦪᩭI᪗ᡠᙠḄ 1.$ A%kl%(0,0),ᑣB%k(3,1)2.$ ᛞAk{% qBᙠᛞAᓅ45,ᛞ3kmᜐᓅ!2$MjᡊHᡃ=…‷ញ$,ᡃ=…‷ᩭG1)ᓅ=ᔣiᨵ᪗D⌕I/\q…BḄ ¡◤⌕£8ᦪXD(2)ᡃ=¤‷$ik1cmᜐḄ…ᨵB⁂?=ᡊ…B(3)⌕I¨⁂…Ḅ ᔜ◤⌕BᦪX:ᡃ=ᡂ…2®ᡃ=¤‷=ᡊ…C1.k£8⌕ᵨᨵᦪ⊤%Ḅ ¯ᨵ°ᔩ2ᡃ=ᡊ…1®2.B±eᵨḄ⊤% Ḅ=>.=ᡊ…A²ஹ³´ ᦟµ¶44⚓G1⚪6.1.2g☢¹}ᙶ᪗»ᦟb᪗G1ஹ¼½g☢¹}ᙶ᪗» ¾L%Ḅᙶ᪗Ḅ¿À Áᵨᙶ᪗Â% :Ã%Ḅᙶ᪗
232ஹÄÅÆᐵ» ÈÉbÊḄᦪË.Ì%:g☢¹}ᙶ᪗»x%Ḅᙶ᪗.Í%:rÃᙶ᪗xÎÆ%..ᑭᵨÏᨵн ÑᐭAB1.$ Ó᪵ÔᦪÕi%Ax%BḄ ¾Ö0ߟQߟ2—32.᪷XÙ$ 9:rᔜÚÛÜḄ ᔩDAÖ.ÔᭆÞg☢¹}ᙶ᪗»Gg☢ᑁÃᩩàáᚖ¹ஹl%ÌᔠḄᦪÕ äᡂg☢¹}ᙶ᪗».ågḄᦪÕækxÕᡈéÕ _êiëᔣìkr=ᔣQí¹ḄᦪÕkyÕᡈïÕ r=ᔣQᙶ᪗ÕḄð%kg☢¹}ᙶ᪗»Ḅl%%Ḅᙶ᪗Gᡃñᵨᨵᦪ⊤g☢iḄ% ᦪòᙶ᪗⊤=>k(a,b).aM%ÆéÕiḄᦪó bM%ᙠïÕiÆḄᦪó!1ᑏ$HAஹBஹCஹD%Ḅᙶ᪗ö÷g☢¹}ᙶ᪗»K g☢øᙶ᪗Õᑖᡂùúᑖ ᑖûòüÚ▲ üÖÚ▲ üþÚ▲xüùÚ▲9:!1Hᔜ%ᙠüBÚ▲ᔩD!2ᙠg☢¹}ᙶ᪗»Hÿ ᑡᔜA(3,4)B(-1,2)C(-3,-2)D(2,-2)⚪1ᔜ▲Ḅᙶ᪗ᨵ ᱯ!"#ᦟᩞ43⚓"#1,2'.)ᐭ+,-.ᙶ᪗/Ḅ01ᐵ3456ᵫᙶ᪗ᑨ9:Ḅᐵ356:ᡠ<=Ḅ>?Ḅ01ᐵ3@ஹBC"#ᦟᩞ44⚓#⚪6.1——F1⚪ᦟᩞ45⚓——F2,4,5,60IஹJᚪLM1.N☢>Pᙶ᪗32.Ḅᙶ᪗6ᐸ⊤S3.ᔜ▲ᑁḄᙶ᪗Ḅᱯ4.ᙶ᪗ḄUᓫWᵨYஹZ[\1J]P45F3⚪ᦟ_`a:
246.2.1ᵨᙶ᪗⊤Sᙢᳮ01ᦟ_e᪗1.fgᵨN☢>Pᙶ᪗3ᩭ⊤Sᙢᳮ01Ḅij6k⌕mnop_qgrs▭⚪Ḅuv.2.wm_#yᵨᙶ᪗⊤Sᙢᳮ014z{_qḄ|}~.3.wm_#4_quᵨᙶ᪗3ᩭᙢᳮ01.4.wmᵨᙶ᪗3⊤Ss▭qḄᙢᳮ014op_qḄஹḄ.ᑭᵨᙶ᪗⊤Sᙢᳮ01.〉Ḅ>Pᙶ᪗34ᑭᵨN☢>Pᙶ᪗3grs▭⚪.ᦟ_mnஹ⚪~ᦟᩞF49⚓6.2-1.
25 .¡ ¢£¤,¥¦§¨i©ª«ᙢa,¬¥¦ ®©ᩭf¯ᜧ±².6.2-1,³ᓅµ¶ᙢ·Ḅ¸ᑖ,º»⍝½᪵ᵨᙶ᪗⊤Sᙢᳮ01ᔩ!Àᜩᡃ¦_#yᵨᙶ᪗3⊤Sᙢᳮ014✌ᐜᡃ¦ᩭ+Å5⚪.ÆஹÇqÈÉ4+Åᵨᙶ᪗⊤Sᙢᳮ01Ḅ±ÊÉ1᪷Ì5ᩩÎÏ«Si4ᢣ _᪥/LÒÓஹLÔÓஹLÕÓḄ01.LÒÓ ᪥ÖᔣØÙ150Ú4ÛᔣᓅÙ200Ú.LÔÓ ᪥ÖᔣÜÙ200Ú4ÛᔣᓅÙ350Ú4ᨬ`ÛᔣØÙ50Ú.LÕÓ ᪥ÖᔣᓭÙ100Ú4ÛᔣØÙ300Ú4ᨬ`ᔣᓭÙ75Ú.⚪yN☢>Pᙶ᪗3ᕖ!5yà᯿âã!y<=xäஹyä!y⌱æçèᩭéᑴëìᑁᙢᑖ\íN☢!LÒÓஹLÔÓஹLÕÓḄ01ᙳ5_᪥âà᯿ᱥᩭḄ4ᦑ⌱_᪥01âã.᪷Ì,ñ55òرᔣâxä45òᓅ±ᔣâyäN☢>Pᙶ᪗34óôæçè110000õᓽ1cm÷øs▭10000cm,ᓽ100Úù.ᵫ_qÏ N☢>Pᙶ᪗34᪗ _᪥Ḅ014ᓽ0,0.úû_qüýᡂSi.⚪⌱ô_᪥ᡠᙠ ஹᓅᔣXஹyḄᔣᨵ᧕ᙢᑏ Ḅ .!"2#$ᑭᵨ'☢)*+ᑴ-.ᑁ01ᙢᑖ345'☢6Ḅ78.97 :;<ஹ=>ᦟ@〉BCDEFG26titfiᓭfl :ᑖd)*ᙶ᪗M᪗ᐸ¢£Ḅ . ஹ¤ᚪGH :#$uᑭᵨᙶ᪗⊤nᙢᳮ .¦ஹ¤E§¨H54⚓5⚪ஹ8⚪.ᦟ E©:6.2.2ᵨᙶ᪗⊤n'«ᦟ ¬᪗H1.®ᙶ᪗¯ᓄ6±'«ḄᐵMU³ᑭᵨḄ'«´µ¶'☢6±·'«U¸᪷W6±`Ḅᙶ᪗Ḅ¯ᓄᩭᑨT6±Ḅ«"78.2.» :Ḅ±¼½¾³¿gᦪ±GᔠḄlÂ.3.ᵨᙶ᪗⊤n'«YÃÄ'☢)*ᙶ᪗Mᙠᦪ zḄjᵨ.4.ÅÆ :ÇÈḄᐶÊg#$ᭆÌḄ³¿Y¸~ÍᩖZ⚪Ïᓫᓄ.
27ÐH®ᙶ᪗¯ᓄ6±'«ḄᐵM.ÑHᑭᵨᙶ᪗¯ᓄ6±'«ḄᐵMÒÓ▭Z⚪.ᦟ 780ஹCÕ`⁚¤ᡃØ ÙÄᵨᙶ᪗⊤nᙢᳮ Ú⁚¤ᡃØÛÜẆÈᙶ᪗ÞḄ0Pjᵨ.{ஹߤnZ⚪Hᦟᩞ56⚓6.16¶A-2,-3ᔣè'«5Pᓫ bcFᑮA”ᙠ6`᪗ëḄᙶ᪗ìAᔣ`'«4Pᓫ bcᕖ2ìAᔣïᡈᔣñ'«4Pᓫ bcòó¢ØḄ¯ᓄô³õz»Ã´µᔩ3÷øùPú¢Ø·'«òó¢ØḄᙶ᪗qᔲᢥô»ÃḄ´µ¯ᓄ´µHᙠ'☢)*ᙶ᪗Mz¶x,yᔣèᡈï'«a ᓫᑮx+a,yᡈx,yᔣᡈ b ᓫᑮx,y+bᡈ.ᦟ!"#$ %&'( ) %&ᡠᨵḄᙶ᪗/⌕123Ḅ4ᓄ67ᩭ9%&ḄḄᙶ᪗Ḅ:;4ᓄᡃ=>?@) %&'(AB᪵Ḅ .D%1,GH&ABCG ⚔ᙶ᪗ᑖNOA4,3,B3,1,C1,2.1GH&ABCG ⚔ḄSᙶ᪗TUV6,Xᙶ᪗Y4ᑖNᑮAZஹB\ஹCi^_`aAiஹBiஹCiᔜᡠGH&AiBiGdGH&ABCḄᜧfஹ&ghiᨵjkᐵmn2GH&ABCG ⚔ḄXᙶ᪗/UV5,Sᙶ᪗Y4ᑖNᑮA?ஹB2ஹC,^_`2aA2ஹB2ஹC2ᔜᡠGH&A2B2c2dGH&ABCḄᜧfஹ&ghiᨵjkᐵmnrst2uvwxᢥ⌕z{@%&T|}~D⚪.12|#%2,ᡠGH&AiBQidGH&ABCḄᜧfஹ&gᐰ3GH&A\BCi?xGH&ABCᔣ 6 ᓫᑮ.ᙢGH&A2B2c2dGH&ABCḄᜧfஹ&gᐰ3?xGH&ABCᔣ 5 ᓫᑮ.P52ὃ⚪#ᵫt2uv{%|}.#
28W______________________________________________________ᙠ☢Hᙶ᪗mᑁ,$ %&ᔜ ḄSᙶ᪗/ᡈU$ ᦪu 3Ḅ%&O%&ᔣ—ᡈᔣ— $ ᓫᔜ ḄXᙶ᪗/ᡈUV$ ᦪa.3Ḅ%&O%&ᔣ$ᡈᔣ$ _ ᓫ.Gஹ¡#ᦟᩞ£53⚓¡¡⚪6.2¥£1ஹ2ஹ4⚪.¦ஹx§¨i£54⚓£3⚪.ᦟtT©:£«¬GH&7.1.1GH&Ḅᦟt®᪗1.¯°GH&A|GH&Ḅ±²¯°GH&ḄஹᑁHஹ⚔³ᵨµ¶·¸⊤ºGH&.
292.»ᔊ½GH&Ḅ¾¿Àu¥ᳮ|GH&GYÂḄᐵm.3.ÃᑨÅGᩩÇÈᔲ᪀ᡂ$ GH&ḄÌͳÎᵨ|ÏᨵᐵḄÐ⚪.Ñ:1.GH&ᨵᐵᭆÓḄA|³ᵨµ¶·¸⊤ºGᩩ&.Ô#1.ᙠᐹÖḄ%&¥YÑ×ØY⍡Úᙢ°NᡠᨵGH&.2.ᵨGH&GYÂᐵmᑨÛGᩩÇÈᔲÜᡂGH&.ᦟt7Ý$ஹ?$?1.%&Þ¬ß%.ᦟàá:GH&O$;ᨬãÞḄäå%&æ$.(?ᩩèéêëìḄíîᛞஹðñஹðஹᑖóô᪀……Ḅᢗ÷øtù)9êëìḄíîᛞᑮüýḄðñஹᜩḄð9ÿᜧḄP62ḄᑮḄᑖ᪀ᜐᜐᨵḄ.ᔠḄ▭ ᑮ:ᡃ#ᡠẆ&Ḅ“”)*+⚪ᩭ./▭ 012. 03:(1)45ᙠ78 02ᡠ9ᑮḄ.(2)⌱;<⊤>?Ḅ@ᙠ/ᡃ#Ḅ 012.2.AB:ᙠCAὁEFGHI*.(4)পᦟELM NO:PQᩩSTUᔲ@ᙠ✌XYZ[\ᡠ]ᡂḄ.(1)ᩩSTACஹCBஹABUᔲ✌XYZ[\.(U)(2)NObcḄdeUf(3)ghḄᱯjkAB:“lᙠ•nSᩩST✌XYo[\]ᡂḄpqᦟErs:htḄgh2uvwᨵI*xᑖ⌕Lz{|. }~ka.lᙠnSḄᩩSTb✌XYo[\.ஹᢣM ▅+P63,xᑖὃT+ᦻ}~Hs⚪k(1)pf(2)ᨵIᩩ?ᨵI*ᑁ?ᨵI*⚔jf(3)ABCᵨ⊤.(4)ABCḄABஹACBCᵨᑏᑖQ⊤w.ᨵᩩ*ᑁ*⚔j.]ᡂḄSTpqḄ;[ᡠ]ᡂḄpqḄᑁ;[ḄᐳjUḄ⚔j,ABCᵨ⊤w¡ABC,ABCḄ,ABᵨABḄᡠtḄCḄᑏc⊤,ACᵨb⊤,BCᵨa⊤.ஹqqFG*aABC,Ꮇ£ᨵ¤¥⌕¦BjGb§Ḅ¨ᑮC,©ᨵIª«S⌱¬?ᔜᩩ«SḄ®᪵ᔩf² #ᙠF³´Ḅµ¶2·¸¹ᢣº}~s⚪k(1)¥¦BGb§Ḅ¨ᑮCᨵH»ᩩ«S.a.¦BTCb.¦B—A—C(2)¦B§BCᑮCḄ«S®wBCḄ®.¦B§BAᑮA,¦A§CᑮCḄ«S®wBA+AC.
30¼µ½¾>BA+AOBC,>)ᩩ«SḄ®Ul᪵Ḅ.¿ஹ¸¸1.ᙠᵨ•*2ÀÁ1ÂᨵᐵÄ?2.ᙠ²*2ÀÁ1ÅÂᨵᐵÄ?3.ᨵÆ᪵ḄlÇᐵÄfȵ3Éʲ #Ëᑮde¹fḄÀÁ1ᜧ/;ÀÁ1Å/.ÌஹÍÍᢥᑖᑖᡂ»Ï?ᢥᑖᕖf(1)ᢥᑖÏHk(2)ᢥᑖÏHk'lÇnÒ/ÔῪlÇḄÇῪᧅJ┦ெÇῪ(ÇIÙwÚÛஹÜÜᨵ᪷ᩈß®ᑖQw3cmஹ6cm2cmᵨ)ᩈßàᔲáᡂ*fᑖ᪆:(1)ᩩSTàᔲ᪀ᡂ*ᐵãᙠᣙᑨº©#UᔲᔠḄlÇᐵÄᔠᓽḄ᪀ᡂ*9lᔠçlà᪀ᡂ*.(2)⌕è ?éᩩᩈß®w3cm6cm,⌕Íᵨ᪷ᩈßᔠzᩭ᪀ᡂ*,)᪷ᩈßḄ®êëì/3cm8cm1í,ᵫ/©Ḅ᪷ᩈß®¤ᨵ2cm,ᡠlàᵨ)ᩩᩈß᪀ᡂ*.┯M:•.,3cm+6cm>2cm.,.ᵨ3cmஹ6cmஹ2cmḄᩈß᪀ᡂ*.┯ð:Ḅ1íḄᐵÄwÀÁ1ᜧ/ÀÁ1Å/)ñ3+6>2,ò┯6-3l/2,ᡠ}~)Ïs⚪ëᐜéºᨬᜧᯠö9/ᨬᜧ¾Ḅ¾1Uᔲᜧ/ᨬᜧ÷,ᜧÒç᪀ᡂÒçøù᪀ᡂ.úஹûûküᜩᡃ# deᑁþk1.Ḅᨵᐵᭆ (ஹஹ⚔)2.ᵨ⊤.3.Ḅᐵ . ஹ !"P65#$1ஹ2ᦟ&'(:7.1.2Ḅ*ஹ+,-.ᑖ,ᦟ&0᪗1.2ᔊᢚ5,789:;Ḅ*ஹ+,-.ᑖ,.2.ᵨ<ᐹ>?7@Ḅ*ஹ+,-.ᑖ,A78Ḅᩩ*(CᡠᙠF,)GHAḄᩩ+,Aᩩ.ᑖ,IGH.J:(1)Ḅ*ஹ+,-.ᑖ,Ḅᭆ Aᵨ<ᐹ>?7@Ḅ*ஹ+,-.ᑖ,.
31(2)Ḅᩩ*ஹᩩ+,-ᩩ.ᑖ,ᑖMGH.N:(1).ᑖ,-.ᑖ,ḄOM,Ḅ*-ᚖ,ḄOM.(2)Q*Ḅ7R.(3)SḄᩩ*ḄTUᐵ .ᦟ&9ஹVVḄYZ8⊤RJ⌕,X[Ḅ⚔A1.ADdaABCḄBCeḄᔣ]Ḅ^ᡠᙠ*,.Ḅ*,ḄF, ᚖ,A⚔c2.ADJ_BCHD._ᚖ`abḄ,XBDC3.ZADB=ZADC=90°.A+,fg1.AEd4ABCḄBCeḄ⚔_]^++,.Ḅ+,Ḅ2.BE=EC=-BC.,X2BDCAᑁḄ1.AMd4ABCḄNBACḄ.ᑖ,-]Ḅ^Ḅ.ᑖ,..ᑖ,iG,j⚔-e2.Z1=Z2=-ZBAC.GabḄ,X2BDC1.ᢣl&m▅opq"P65-66Ḅ!ᦻ.2.stuvᢗx⊤+ḄᑁyAz{|}☢⚪.(1)Ḅ*?Ḅ*-ᚖ,ᨵOM_ὶ ?Ḅ*d[Ḅ⚔ᔣ]^ᡠᙠḄF, ᚖ,A⚔_ᚖ`abḄ,X,[⚔ᔣ]^ᡠᙠḄF, ᚖ,jᩩᚖ,dF,.(2)Ḅ+,?fgḄ,X-ḄF,ᨵOM_ὶ Ḅ+,dfg⚔_]^Ḅ+Ḅ,XAḄF,ᨵḼ"ḄSA⊤Ḅd,XAᓾdF,.(3)Ḅ.ᑖ,?Ḅ.ᑖ,-.ᑖ,ᨵOM_ὶ Ḅ.ᑖ,dḄᑁ.ᑖ,-]Ḅ^iGAj⚔-GabḄ,XA.ᑖ,ᢣḄdᩩ,.3.Ḅ*ஹ+,_.ᑖ,d⊤,Xd⊤,ᡈF,Ḅ*ஹ+,_.ᑖ,I⊤,XAj,XḄdḄ⚔Aᙠj⚔Ḅ^e.ஹ1.&mᙠ#$"e7@,zᙠj+7@]Ḅᩩ*.(ᡠ7Ḅd┦,Ḽ@ᙠFḄᩩ*ᙠ?QḄᩩ*ᙠ?)uvjᩩ*ᡠᙠḄF,ḄTUᨵᐵ Ḅᩩ*GHA┦ᩩ*GᙠFᑁAFᩩ*,GᙠF⚔AQḄᩩ*ḄGᙠḄ¢.2.&mᙠ#$"e7Azᙠj+7@]Ḅᩩ+,.(ᡠ7Ḅd┦AḼ7@F_Q,VVjḄ+,ᙠ)?uvjᩩ+,ḄT
32Uᨵᐵ Ḅᩩ+,Iᙠᑁ¢A]GHAjGᙠᑁ.3.&mᙠ#$"e7Azᙠj+7@]Ḅᩩ.ᑖ,Auvjᩩ.ᑖ,ḄTUᨵᐵ £¤d┦dFᡈQA]Ḅᩩ.ᑖ,IᙠᑁAz¥GH,ஹ¦¦§¨euv_© ª«¬®,z¯¨°g¥-S±G².³ஹ#$A1.!"P66,#$1.2.2.7QḄᩩ*.´ஹ §µ69$⚪7.13.4.BCᦟ&'(:7.L3Ḅ¶·ឋᦟ&0᪗§uv_ᙢ© ºᑮᐹᨵ¶·ឋA³¼ᨵ¶·ឋA¶·ឋ-¼ᨵ¶·ឋᙠm½ஹm¾+¿ÀÁᵨJ§¶·ឋᙠm½ஹm¾d▭ÁᵨN§>?Ãᵨ¶·ឋ-m½m¾a+ᦟ&9§ஹVVAÄÄ!"P67ᢗx@ᩭ
33ÆÇÈÉ.ᙠÊ᪾ÌÍÎÏaÐ,ᩈ<ÒᏝÔÔ|\IᐜᙠÊ᪾eÖ┑᪷ᩈᩩÙ87.1-5.Ú⌕j᪵I\1ᕖcஹ1ஹᵨ᪷ᩈᩩᵨ┑È┑ᡂᩈÞAᯠ'àá]A]Ḅâᦋäᔩ2ஹᵨ³᪷ᩈᩩᵨ┑È┑ᡂ³ᩈÞAᯠ'àá]A]Ḅâᦋäᔩ3ஹᙠ³ḄᩈÞeæ┑᪷ᩈᩩAç]Ḅ^⚔fèᩭAᯠ'àá]A]Ḅâᦋäᔩஹ¦¦§[e☢é9ªêº@g¤-S±G²ᩈÞâᦋäA³ᩈÞâᦋäAjìdíAᐹᨵ¶·ឋA³¼ᨵ¶·ឋ³ஹ¶·ឋÁᵨîïஹ³¼ᨵ¶·ឋḄÁᵨîï´ஹ##!"P68#$ðஹ §!"P69------5,9ᦟ&'(§7.2.1Ḅᑁᦟ&0᪗§12ᔊé¾áḄ9Aº@Ḅᑁ_·ᳮAêᵨ.ò,Ḅឋó@j·ᳮ2êÁᵨᑁ_·ᳮôõᓫḄ▭⚪J§ᑁ_·ᳮN§ᑁ_·ᳮḄóᳮḄ9ᦟ&9ஹ1ᙠᡠ>ᜓḄø5ᱏe᪗@ᑁḄúṹ2&máüýḄþ}ÿᙠḄ⚔ᜐᵨᘤN8COḄᦪ
34UZA+ZB+ZACB=180°3ZA,ᢥ!2#$ᙠ%&'()ᑮNA+N8+ZAC8=18!rA412NCᢥ!3#$ᙠ%&ᵨᘤ%NAMNḄᦪ4ᑮ5678:ஹ<%<8ᡃ?@ᵨஹ$AB@CᵨDᳮFGḄHBᩭJKL☢Ḅ7FḄNOឋᕖRSTA48C,JKZA+NB+NC=180°,VᨵXYHBR7ᔠ!1#ஹ!2#ஹ!3#[@[ᵨ!4#\CJK]7Fᡂ_4:ஹ`⚪CbᙠAbḄᓅde50°HᔣBbᙠAbḄᓅde80°HᔣCbᙠBbḄᓅdh40°Hᔣ'CbiAஹBjbḄkN4C8lmn?pqrstP74,pq1,2wxrP761,2,3,4,5ᦟ{|}:
357.2.2Ḅᦟ{᪗r1{ᙠwḄḄjᩩឋ2ᑭᵨ{ḄᳮFG]ឋ3[ᑭᵨḄឋ▭⚪r!1#ḄḄឋ!2#2ᳮrḄᳮḄFGA%ஹ<%36<%ZA,ZACD>Z5»¼ABCḄ½%½)4ᑮ]ឋᔩR¿{ᵨXÀÁÂÃÄ]ឋrḄ%ÅÆ©@ÇÈḄjᑁÉ2Ḅ%ᜧÆ«©@ÇÈḄËÀ%ÌᾙΕV[ᵨ{ḄᳮJK]ᳮḄᡂ_ᔩRSTrNAC0lAA8CḄJKr(1)ZACD=ZA+ZB(2)NACO>NA,ZACD>ZB7ᔠÑÒJKp%prstP75,pqwxrstP766,7,8,97.3.1m¤ᦟ{᪗1.m¤ᨵᐵᭆÕ,ᳮNm¤ᐸᨵᐵᭆÕ.2.×ØÙm¤«Úm¤.r(1)m¤ᐸᨵᐵᭆÕᳮNm¤ᐸᨵᐵᭆÕ.(2)×ØÙm¤2Úm¤.rm¤ḄÛOᳮ.ᦟ{%ஹÜsÝᣴßstP797.3—1.2V['7.3-1âXᵫ%ääåᡂḄᔩRV['ᢗçèâ°ᵫ%äåᡂḄᔩRL☢é¿{¤iஹ¤´.ᙠ¿{´FḄêẠLὁíÑCî7]äåᡂḄᨵÀᱯឋR(1)©?ᙠ¿%ð☢ᑁ.(2)©?lᵫ@ᙠ¿%ᩩñLḄXᩩä✌óôõÇö®ᡂḄ.]ᨵஹ÷¤ஹø¤ஹù¤ஹ¤ª656¯¡m¤ᕖRúrḄ.V[û᯿ḄÑm¤ᔩR
371.ᙠð☢ᑁᵫ%ä✌ýôõÇö®ᡂḄ¯¡m¤.8%m¤ᵫnᩩä®ᡂª6]m¤¯¡n¤.!%m¤ᵫXᩩä®ᡂ,ÿ .2.Ḅஹ⚔ஹᑁ.ᡂḄ ḄᑁḄḄḄᡂḄ Ḅ.3.Ḅ Ḅ!Ḅ"⚔Ḅ# Ḅ .$%&'()Ḅᡠᨵ .4.-./012P80.7.3—6.ᙠ/:1<'(=ABCDḄBCDᩩᡠᙠḄF"/HᙠIᩩFḄJDK,I᪵Ḅ= -=I᪵ḄNO-PQ/:2S!TUVW-ḄᱯYZOᡃ\'BDᡠᙠF"!HᙠIᩩFḄJDKᡃ\NO.]^ᡃ\ᙠ_⚪ஹa_387.3.2Ḅᑁᦟ%᪗ 1.%&Ḅᑁஹnᭆl.2.!JhḄᑁᵨ\ᨵᐵ. :1Ḅᑁ.:2Ḅ. ḄᑁᳮḄu.ᦟ%Dஹ1.ᡃ\⍝qḄᑁO180°.2.ᡃ\⍝fhḄ="Hn90°,¡¢ḄᑁO360°,J᪵hḄᑁ£d360°.3.fhhHdᱯ¤Ḅ=ᐸᑁO360°,¡¢D¦Ḅ=ḄᑁO§ᕖ©'D"BªḄ=ᵨ«ᘤ«(Ḅ="ᑁ\ḄJ®¯°Ḅs±.²<°jᑮ³¢s´©J%\«D«Dµ®¯^ὁ·¸¹º»jᑮ=ḄᑁO360°Ḅ¼ឋ¾¿dᔲᡂOᳮ⌕u.oஹÂὃÄ"Å⚪1.²=ḄD"⚔(iƹtᩩ ©\Ç=ᑖᡂ"q©¡¢=Ḅᑁn§É©2.²)D"⚔(iƹtÄᩩ ©\Ç)ᑖᡂÄ"q©¡¢I)ḄᑁO§É©3.²nḄD"⚔(iƹtÄᩩ ©\ÇnᑖᡂÄ"q©nḄᑁn§É©ËVᡠW°jᑮᑁᔩ©ÍḄᦪOn,ᑣnḄᑁnn—2-180°.ÐDÐ ⌕jᑮḄᑁÑ◤“qḄᑁᳮ”ᩭÖᡂSd×D"ᑖᡂÄ"q.◀ᑭᵨ ×ᑖᡂÄ"qᨵᐸÚḄᑖᔩ©°ᵨÛḄᑖjᑮnḄᑁᔩ©ᵫJ%ÜÝuᙠJ®¯^ᦟ·º»qஹÞ⚪
39Þ1±D"=ḄD à⊡¡¢âD ᨵ³¢ᐵã©Þ2/ᙠäḄå"⚔ᜐᔜçD"IèḄ äḄ.äḄn§©\±×äêᡂn.:nO!r3ḄfᦪJ᪵£Æ¹jᑮᐸn360°.ᓽ]'Ḅn360° //ᡠ¹ᡃ\ïḄḄᦪðᐵ.»/ òᡃ\£Æ¹ó¹ôIõᳮO³¢Ḅn3öDô/²ḄD"⚔A(i÷ᔜøᔜ⚔ùúᑮAᯠ^üᔣ(iþḄhᔣᙠ<ᡠüḄᔜ"ḄSdḄᵫøDᕜ ᡠḄᔜḄᕜ ᡠḄ360°.ஹᚪP831ஹ2ஹ3⚪P842ஹ3⚪ஹᚪ ! ⁚#⌕ᑁ&.(ஹ)*+P854ஹ5ஹ6⚪.ᦟ )./7.4⚪ /╨1ஹᦟ 2᪗1.4ᵨ678◣ஹ:;<ᙢ⌚?@☢2.C ᙠEᵨFᨵḄᦪ IJKL MNOP╨1Q⚪ḄRST UVᦪ IJḄWX,Z[Eᵨ\J ]ᔜ^_`aஹᦟ bcḄdeMfឋbch^i jk l:hὁnoᣴஹ qoḄ jk rh stEᵨFᨵḄᦪ IJKL uMNẆfbTᨵwrxᨵᢧᡊQ⚪ḄbcRSde⁚ᦟ bc{ᵨ|k/1 st}~Ẇf⚪2 stᑴbcjᫀ3 *4 ! ᦟ bcT ᦟn}⌕Ḅᢣ Mfឋbc :ᐵ hᔲKᵨFᨵḄIJuMfOPQ⚪ ᙢᐵ s#Mfஹᔠ*Ḅ¡KL¢ஹᐵ╨1L╨1 *£ᦪ Ḅ⚗Mfឋbc #⌕ᨵ|¥j☢Ḅ¦§/1 ©ᵨ“ᦪ Ḅ«ᐝ”®¯°ᱥ ²³ᵨ6jḄᙢẈµᙢ ¶h“6j”·^¸¹º»78◣ஹ:;<ᙢ¼ᔠ2 “½¹"TẆfºឋ¿À ÁÂÂ⌕ú¼ᔠÄ ¥ᐰḄÆ¢»¼ᔠᡂῪ¢ ᡈÊ ᡈ@Ë (ᐰḄ¢»¼ᔠᡂ6( ᐰḄ¢»¼ᔠᡂÌᜧḄ¢2.ᔜ^@☢ºK*“@☢╨1”ḄᜓᩩÐ hº¼ᔠ)Ñ⚔ḄÓÔḄាÖ360°o1×ᵨÑ^6╨1 Ø⌕6ᑁḄÙᦪ◀360°,·^6¶K*@☢╨1Ä6¢ஹ6jஹ6(K*@☢╨1 r6ஹ6Üஹ6Ýஹ6Þஹ……ḄᑁḄÙᦪà:K◀360°,ᡠ·á6à:K╨12 ᵨ¥^ᡈ¢^6╨1 âã87ä88⚓ᑁ&3 ᵨ-^ç\Ḅè╨1
40é6╨1T»I⍝/Ø⌕Ẇfç\Ḅ¢ஹஹ(Kᔲ*@☢╨1 r:ὃ⇋ᐸKᔲ╨1·h§£/Ꮇ·ïK*╨1 ²³·ï6K*╨1,·ð☢ẆfḄ ñòó×ᦟ ).:Ýõaᐗ÷jSø8.1aᐗ÷jSøᦟ 2᪗/1.ûJaᐗ÷jSaᐗ÷jSø.2.ýOaᐗ÷jSaᐗ÷jSøḄO 4þaᐗ÷jSḄ6ᦪO.ᦟ ;/ᳮ ᐗḄ Ḅ.ᦟᐗḄᦪ .ᦟᳫὶ ⌕ᑖ"#$ %# &2ᑖ.$ &1ᑖ)%*+,-./Ḅ01ᙠᐰ422 &ᑮ40ᑖ89:;%#$ ᦪᑖ<=>?@Aὃ:;C⚪ᒹF+GHIJKLMNḄᩩP@Q#Ḅ ᦪ=x,$Ḅ ᦪ=y,UVᵨX:HᩩP⊤Z"ᩭᔩ@ᵫC⚪^⍝⚪ᒹF`;IJKLMNḄᩩP#Ḅ ᦪᓝ$Ḅ ᦪ=c ᦪ# dᑖᓝ$ dᑖ=cdᑖ.:`;ᩩPefᵨx+y=222x+y=40⊤Z.i☢`; ; Fᨵ`;l^ᦪmxnyo,pql^ᦪḄᢣᦪ =1,s:᪵Ḅuvᐗ.X`;ᔠᙠxᑏᡂJx+y=222x+y=40s:᪵X`;ᐗᔠᙠx|ᡂ+;ᐗ.}~MNজqᔠC⚪Ḅ▭ḄyḄᨵGH@Xᐭ⊤.Xyi⊤GXஹoḄMNঝᙢᐗ`ḄḄ`;l^ᦪḄuvᐗḄ .ᐗḄ`;Ḅᐳ uvᐗḄ .1m1oma+2ox+mbToy=3=ᐗaஹbḄ-.
41(2)x"i+(a-2)y=2=ᐗaḄ.2£x2m-'+5y3n-2=7=ᐗ.mஹnḄ3©^ªᑡ¬”x=-6x=10x=10vY?@ᙠiòC⚪ᡃefQ"`;l^ᦪᑡ"ᐗ.:;C⚪Vᵨᐗ Ùᔩ@¬ஹôᣴö¼1ஹ89÷᪵ ᐗᕖ?i☢Ḅᐗ--nᐗᨵì9ᐵû@2ஹî"C⚪üi☢Ḅ¿ÓÎᑮÏᐭÐḄÔÕAý=ì9@þ⌕Òÿᨵᕖ:“ᐗ”——“ᐗ”“ᐗ”⌕ ᐸ Ḅ!"# Ḅ$!%&ᦪᵨ)ᨵ*!%&ᦪḄ+ᦪ,⊤./ᩭ12+ᐭ*!"# 1456!%&ᦪ1ᓄᐗ8"#9ᐗ8"#:;<"#9Ḅ"=>+ᐭᐗ=1?>+ᐭ=3ஹBᑡ"#ᑏᡂᵨ)xḄ,G⊤HyḄJ,(1)2x~y=3(2)3x+y—1=0(3)5x-3y=x+y(4)-4x+y=-24ஹV⚪ᑖ᪆V1V2
425ஹZᚪ\]ᦟ_`P98d2⚪eஹZᚪfgh⚪1ஹ<"#9Ḅ ijh⚪2ஹ<"#9Ḅ"= ijkஹlmnoᦟ_`P99d3ஹ4⚪P103d1ஹ2⚪ᦟpqr:8.2ᐗ(dZt)ᦟpu᪗1.ᵨ+ᐭ=ஹwx=<ᐗ8"#9.2.y<<ᐗ8"#9tḄ“ᐗz”1“ᓄ%&{&”Ḅᓄz.ᦟp|}ᵨ+ᐭ=ஹwx=<ᐗ8"#9.ᦟp~}ᵨᐗ8"#9<▭h⚪ᦟp#ஹ1ᐭZᵬஹஹp 1tᵬ10ᐗ18ᐗ1ᵬ12ᐗ1ᐕ¡1ᨬqᵬஹஹpᨬ£¤¥¤Ḅ1¥¦§ஹ¨©ª1Zᚪ«¬(-)®h⚪1¯°±²ᡃ´&⍝1¶·"#9,>ত»¼ᵨ+ᐭᐗ=½<2x+y=40:!"#9Ḅ¾!"# 1yḄ¿ᦪᨵijᐵ¿ᑭᵨ:;ᐵ¿Âð.Ḅᐗ"=ᔩ()ᐭ&Å1<Æᶧ~1.h⚪Ḅ<È☢Ḅ¾!"# %&ᦪyḄ¿ᦪ,ঝজ»6%&ᦪy,Ì(2x+y)-(x+y)=40-22ᓽx=18,x=18+ᐭজÌy=4o*1ᵫজঝÑÃ6%&ᦪy,Ì(x+y)-(2x+y)=22-40ᓽ-x=T8,x=18,x=18+ᐭজÌy=4.2.zzὶ¿È☢Ḅ<=1zzÔÕ᪵<"#9×4X+10)'=3£®ᑖ᪆:¾!"# %&ᦪyḄ¿ᦪÜᦪ1ÝÞᵫজ+ঝ»6%&ᦪy,45½/%&ᦪxḄß<ᵫজ+ঝÌ19x=11.6x=e9558X——Xâ+ᐭজÌ:!"#9Ḅ<959x=-----95
433.wxᐗ=Ḅᭆä4È☢¾!"#9Ḅ<=»¼°.1¾!ᐗ8"#Ḅ¾åᑖæçèwx1黼6!%&ᦪ1Ìᑮ!ᐗ8"#¾!ᐗ8"# %&ᦪḄ¿ᦪÜᡈìt1 ¾!"#Ḅ¾åᑖæwᡈx1éÃ6:!%&ᦪ1Ìᑮ!ᐗ8"#1:;"=íîwxᐗ=1?>wx=4.V⚪ï<3x+4y=16জᵨwx=<"#9ðঝ5x-6y=33ᑖ᪆:¾!"# ñᨵ!%&ᦪḄ¿ᦪÜᡈ1òówx¾!"#ôÃᐗ1õõ,Ãᔲ¶"#J1÷̾!"# $!%&ᦪḄ¿ᦪÜᡈøø⚪ᵨwx=6XÔù<<ÌgúÈ☢᪵ᔩ5.îî2x+3y2x-3y=7<"#943-জ2x+3y12x-3y=8ঝஹ32ᑖ᪆⚪ôÃòóûᵨwx=½<1⌕çèᓄ?ᳮqþ½<6.zz1 wxᐗ=<ᐗ8"#9Ḅz ij2 ᵨwxᐗ=<ᐗ8"#9Ḅ⌕ᨵ¨©ᐳ᪆1 ᵨᐗᐗḄᯠ“ᐗ”.2 ᵨᐗḄ :ᙠᡠḄ!Ḅ"#$&'#()ᦪḄ+ᦪ,-./ᦪ$0123"#Ḅ"4ᑖ6.,83#()ᦪ;&()ᦪḄ+ᦪ.:$01;<2"#Ḅ"4.,83#()ᦪ. :&!=>ᙠ'#()ᦪḄ+ᦪ?@A.:,BCD⌱F+ᦪG⌱ᨬIJKᦪLIḄ+ᦪM$NFOPḄᨬIJKᦪG&#+ᦪQ#+ᦪḄᦪK,S+ᦪᓽ-ᨬIJKᦪM$ᯠUVWXY$Z[Ḅ3+ᦪḄ?@A.:G\:]W+ᦪḄᨬIJKᦪM,^ᐗ. _:@]L`ᩖḄᐗ$DᐜᓄdG8ᑖe$8fg$ᔠijk⚗:M$mn⌕2p#ᳮᡂs()ᦪḄ⚗ᙠḄt4$nᦪ⚗ᙠḄu4ḄYv,^wxᐗḄὃ⇋.G_M{|}~$)⁚$ᡃP⌕ᐗḄQ——.m2!Ḅ"#.ᡈ.$8#()ᦪ$ᓄ“ᐗ”-“ᐗ”.wP98ᦟU:
448.2ᐗG _Mஹ,ᐭ[G3M¡ᙠx¢£,ᢗ¥¦§$¢£ὁ©ª«¬$i®ᙠ¯°±ᑁᢗn#ᳫḄµᦪᑖ¶·$¢£¸ᕒᙠº®⊤,=¼V½¾¿ᑮ⊤ÁxGÂ⊤M.ᳫᦪn012345ᢗᳫḄµ127••2ᦪj$È)ᳫ3#É3#1xḄµÊᙳpµᢗ3.5#ᳫ;ᳫ4#É4#1ÂḄµÊᙳpµᢗ2.5#ᳫ$ÌÍ2⊤Á!ᢗ3#ᳫÉᢗ4#ᳫ@DḄµᦪ⊡xᔩÐஹ©Ñ,Ò$ᚪÔÕGMᢣF×⚪$ÙÚÛÜÌÍ=Íᵨᐗ,ÝÞ¢£¸ᕒ2⊤Á!Ḅ"#ᦪß⊡xᕖÐGáÑὃஹÛÜஹâãMGMᐭ),äᶧæLè⚪éGêP101Mᑖ᪆:&1ìᜧᦈᒘðÉ1ìIᦈᒘðpIᔜᦈᒘIòxJ⚕ÉyJ⚕$BC2ìᜧᦈᒘðÉ5ìIᦈᒘð1IᦈᒘIòJ⚕,3ìᜧᦈᒘðÉ2ìIᦈᒘð1IᦈᒘIò—J⚕.:1ìᜧᦈᒘðÉ1ìIᦈᒘð1IᔜᦈᒘIòxJ⚕ÉyJ⚕.᪷÷"øùwv!Ḅ2(2x+5y)=3.6.:ᐵ+$û5(3x+2))=84x+10y=3.6জ15x+10y=8ঝঝ-জllx=4.4 ,x=0.4x=0.4!ᐭজ,y=0.2x=n4 #Ḅ%:[y=0.2()1*ᜧᦈᒘ./1*0ᦈᒘ.101ᔜᦈᒘ030.44⚕/0.24⚕.2.6☢ #Ḅ8 9:ᵨ<☢Ḅ᪾>⊤@)
45二y=0.2元-4x+10y=3.6জ,x=0.4一次x方程ঝ-জJᐗJL 组1lx=4.4B CDஹ15x+10y=7ঝFGHᦪy3.MJM:P102MOP2ஹ3⚪.RSTUVWX,HYZ[⁚]ᡃ_`ᔊ/bcdᑡ #fg▭i⚪Ḅ8 bjᑮ #%lmngopḄᨵᦔst,uvwxJyz{dᡃ_|ᵨᦪ}Ḅ~Y #Ḅᢈ.P1036ஹ7ஹ9⚪ᦟ}:
468.3g▭i⚪ᐗJL #RJTᦟ}᪗)1.}jᐗJL #fᓫḄg▭i⚪}LbjᐗJL #ngḄὶ/ᵨ2.8|ᵨ⚪ᦟ}}xJyᵨ!ᦪḄ ngopᐵbj!ᦪ Ḅ¡¢ឋ¥¦)᪷¨⚪~ᑡᐗJL #©᪷¨⚪~ª«ᐵ©¬¦)®¯ª«i⚪ḄB ᐵᦟ}8 )Jஹ°Oᑡ |ᵨ⚪Ḅy±%²³´µ⚪ஹ¶GHᦪஹᑡ ஹ ஹ·c¸(¹])ºJº]»105⚓½¾1i⚪)1⚪ᨵ¿ÀÁH´¿ÀGH´2⚪ᐵᨵ¿À´3à |ᵨ⚪´»⚪Ḅᐵ%130ÄÅÆ/15Ä0ÆJᜩ◤ᵨ⛴ᧇË675kg230+12ÄÅÆ/15+5Ä0ÆJᜩ◤ᵨ⛴ᧇË940MJM)1ஹÌᡠ}nᙠᨵ}4200ÏÐᑜJÒÓᙠ᪵ÕÖ8%,{ᙠ᪥ÕÖ11%,᪵ᐰ᪥}ÙÕÖ10%,ᡠ}᪥nᙠḄÓᙠ᪥/{ᙠ᪥Ïᦪᔜ%ÚÛÏ´2ஹᨵᜧ0BÜÝÞBÜᜧÞ3Ü0ÞJL9:ßÝ1550ᔴ5ÜᜧÞ6Ü0ÞJL9:ßÝ35ᔴá3ÜᜧÞ5Ü0ÞJL9:âÝÚÛᔴ´3ஹÌãᔆPJÞåæPÞåÏᦪḄ1Û30ÏçuPÞåè«10ÏᑮPJÞåᑣPJÞåḄÏᦪ%PÞåḄêiBÞåëᨵÚÛÏ´44ஹÌâìí〈JᢇÝᱥÐᑜ20ᜩñᡂg▭óᜩÚâ〈5ᔴXçôõzö2ᜩñᡂ÷ø¸Úâd10ᔴáᢇÝᱥᨵÚÛᔴ´ëÐᑜóᜩâìÚÛᔴ´8.3g▭i⚪ᐗJL #RTᦟ}᪗)8}ùûὃýCþÿ ᔊᱥḄᦪᐵ ᡂ ᵨ▭⚪Ḅ !"#$ᑜ&'(Ḅᨵᦔᦪ+,-./+012 ᵨ3ᐗ 5ᨵᐵ6ᝅ289Ḅ:ᵨ⚪;-.<=>ᐵᦟ+ .@ @.AB106⚓D2
47⚪1“ᵬஹIJKLᱥḄᓫN☢PQR#11.5”#STUVW2ஹ“ᵬஹIJKLᱥḄXQRY34”#STUVW3ஹB⚪Zᨵ[\>ᐵW]^._ᵬKLᱥᓫNQ#a,`TIKLᱥᓫNQ#abWᑖ᪆.f8.3-1, KKgᫀY.ᵬஹIJKLᱥḄKgijᑖkYlmEFDBCF'E.8AE=zm.BE=ym,᪷o⚪ZpqKrஹQᙬḄᦪᐵ.ᑡvVὃ.xᙽᙢ{|}~᪵ᑖW ஹ300K51⚕ᙢ 9ᑜKgஹஹ Kggᱥ⚕ᡠ◤ḄᦪqᢗᐭḄ8ᜓᝄ⊤:Lᱥ¢K⚕◤⚕◤ᢗᐭᝄ41£ᐗ81£ᐗ52£ᐗ¤9ᑜᙠ8ᜓᢗᐭ67£ᐗ :¤~᪵¦x¨KLᱥḄKg☢P ©ª«ᡠᨵ¬ᨵL ®ᢗᐭḄ¯°±²ᵨW⚪.⚪Zᨵ³´W⚪ZµSTWᑖk¦ab⚕KஹஹW8.3▭⚪23ᐗ 5v¶¨·ᦟᩞ106⚓.D3f l☘ᓄᔆ2AஹBJᙢᨵ¼ஹ½¼¾¿ xÀᔆÁAᙢÂà ᢇᔴ1000ᐗḄÆᧇÈᔆ ᑴᡂᔴ8000ᐗḄQ¢ᑮBᙢ¼ÌY1.5ᐗ/¶ᔴ•ᓟз ½¼ÌYL2ᐗ/¶ᔴ•ᓟз xJ5ÑᐳÓÔ¼Õ15000ᐗ ½¼Õ97200ᐗxᢇQ¢Ḅ├×ØRÆᧇÕ2ÑÕḄaabᐗWÙ.ᵬÑÚÛᑖkÜAÝÞß10ᔴஹBÝÞß8ᔴ à&ᙠáᨵ12ᔴÞß {◤ÁIÑÚâ6ᔴ ãᖪ ÁᵬÑÚ1ᔴÞßᑮAஹBJÝḄÕᑖkY50ᐗ30ᐗ ÁIÑÚ1ᔴÞßᑮAஹBJÝḄÕᑖkY80ᐗ40ᐗ ⌕µXÕY840ᐗ æ çâWè.1ஹéiᨵ23Zஹê+0ëìíᜫ+⌕ᣎð¯ð Z+0Ḅ+èÕᵨ◤⌕aᐗ ê+0Ḅ+èÕᵨ◤⌕bᐗ᪥+0PᣎØ óZᔜõö+0ᣎØᦪ÷2ᵨᐸᣎðìíZ+0ê+0Ḅùᑖúû⊤.ᣎØᦪ÷ᣎðìíZ+0ᣎðìíê+0
48¶ᐗ·ᦪ¶·ᦪ¶·ó õö400024ó3õö420033ó¨õö7400¶1·µaஹbḄü2 ó¨+0ḄᣎØýᐸþìíZê+0Ḅ+èÕᵨ ÿ ᣎḄஹᦪᐭ⊤ᑏ !2ஹ$%&Ḅ'ἠ)*,⊤ᡠ.:0ἠᦪ115051ߟ1001002ἠ)10ᐗ/8ᐗ/5ᐗ/$᪥6ᵬஹ89:;ᐳ100=>?%&@AB&ὶDEFGᐸᵬ;ᨵ50=G8;J50K2;LᓫNᑖPQἠG9:;RᐳST920ᐗUK9:;ὶᔠWᩭYLR:Z[0ἠGRᐳ\⌕T515ᐗ^_ᵬஹ89:;ᑖPᨵ=`aYb_ᦟᩞ108⚓5ஹ70ᦟfg:
498.4ᐗRklmno@pᦟq᪗_1.tnᐗRklmḄᭆv.2.xn$:l\ᨵ9ᐗḄyᓫḄᐗRklm.3.{|nᐗRklm ᓄᐗL~ᐗḄ.ᦟ_1!xnyᓫḄᐗRklm.2! ⁚GR[x“ᐗ”Ḅ.ᦟ_┐lmḄᱯGᮣEᵨᐭoஹo⌕lo.ᦟ _RஹGᐭ☢ᡃ£t~ᐗRklmḄnoGᨵ¤¥▭^⚪2 9:¨©ᦪGᑡ ~ᐗRklmᩭ«n¥▭Gᨵ`^⚪x¬ᨵ=Ḅ¨©ᦪG®¯᪵Ḅ^⚪Gᡃ£ ±ᩭn²ᕖaூµIp¸¹ᜮᨵ12»☢¼ᑖPL1ᐗG2ᐗG5ᐗḄ¾¿Gᐳ 22ᐗGᐸ1ᐗ¾¿ḄᦪÀÁ2ᐗ¾¿ᦪÀḄ4ÂG«1ᐗG2ᐗG5ᐗ¾¿ᔜ=`».Ä ^⚪_1.⚪qᨵÅ:ᩩÇa2.^⚪ᨵÅ:¨©Àa3.᪷ÉÀᐵËÌÍᑡ lmᔩaூᑡ⊤ᑖ᪆ÐᐳÑÒᡂ!:ÀᐵË!Ô»☢ÕX»ᦪ=Øᦪ1ᐗXX2ᐗy2y5ᐗz5zᔠ 1222Û1ᐗ¾¿ḄᦪÀÁ2ᐗ¾¿ᦪÀḄ4ÂGᓽx=4yn_Þß:oGᦟÐàá!1ᐗG2ᐗG5ᐗḄ»ᦪLx»Gy»Gz».x+y+z=12,᪷É⚪äᑡlmL_åx+2y+5z=22,x-4y.ூæ çèÐᐳÑéêᭆë!¯:lmᨵ:ìÑḄ¨©ᦪGÔ:l¬¨©ᦪḄ⚗ḄkᦪîÁ1,ïðRᐳᨵ:lGñ¯᪵ḄlmòóᐗRklm.~ஹôõᐗRklmḄnoூnoôõö᪵n¯:lmᕖaÍÍ÷ø~ᐗRklmḄnoGo>R:ᡈ9:¨©ᦪGúûᓄᡂ~ᐗRklmᡈRᐗRklᕖaüýGᵹᡠÿ x+y+z=12জ1.x+2y+5z=22ঝx-4ঞᑖ᪆1: XḄ!ᦪ#$1,&'()ᵨ+,“.X”.ᑖ᪆2ঞ$ᐵ1XḄ⊤345()“.X”Ḅ6᪗.ூ,9:᪷=Ḅᱯ?5ᵫAB9:C'DEDFGᨵ⊤345ᵨIᐭ,.┐LM☢Ḅ⚪PQᑖ᪆51 ঞ Rz,&'ᑭᵨজஹঝ.z,U3ᑮ.ᐗ᪀ᡂZᐗG[Ḅ6Ḅ.
50᪷=Ḅᱯ?5ᵫAB9:C'DDFZR\ᐗ5.\ᐗ.ᦟ^_`aᯠᡃdeUfgh.ᣵjk⚗yᩭ3ᑮn“ ᐗ”oᓄE“Zᐗ”6Ḅ5qAUfrstuvwGs. ஹrᚪyz1. ᐗG[Ḅ{|}~gh“Iᐭ”ᡈ“+”Pu.ᐗ5“ ᐗ”ᓄE“Zᐗ”, ᐗG[oᓄEZᐗG[5PQoᓄEGᐗG[.ᓽ| ᐗG[|.ᐗZᐗG[.ᐗ|GᐗG[2.⚪⌕ᨵᶍ5ᜩᡃdAᑮḄᶍ$ᨵ⊤345ᵨIᐭ,R\ᐗ5.\ᐗ.ஹx+y=20জ1.-y+z=19ঝᨵ,?x+z=21ঞ|⚪,ᮣ᪵5ᨵᑭ1AB}~Pu,2.ᦟᩞ114⚓¤¥1(1),2¥⚪8.4—1.ᦟA¦§:
51¨©ª«¬4«¬49.1.1«¬4¯ᐸ±ᦟA6᪗1ஹ²³B ´ᙠḼᜧ¸Ḅ«¬ᐵ!5¹«¬4ºGᐗG[«¬4Ḅ»¼5gh½¾ᓫḄÀ▭Â⚪5ABtᙢÄÅ«¬4Ḅ5Æ«¬4Ḅ±Ç(ᙢ⊤`ᑮᦪÈM2ஹÉᔊᵫᐹÌÀÍΫ¬ÏFḄh5Éᔊ«¬4±Ḅ«q»¼Ḅh5ÐÑᦪÒzᔠ}Ô3ஹghL«¬4ஹ«¬4±Ḅ5Ö×ABᙠØÎ}ὃḄ{ẠMÛÝLᦪAÂ⚪ḄÞß5àáâdḄᔠãä»åæABᐙᑖÌÆᑮB ᜐᜐᨵᦪA5éndêᵨᑮBḄᔜ ⚞íᦟAî?ÍνÀ▭Â⚪5Æ"ax+b=cx+d”DFḄGᐗG[ᦟAô?Ç(ᳮ«¬4ஹ«¬4±Ḅ»¼5«¬4Ḅ±Ç(ᙢ⊤`ᑮᦪÈMᦟAh1ஹö Ìî÷qḄøùÇᙠúúûMüýþ.ᙠᣚ , . ᕖ!2ஹ$ᒴ&'Ḅ)*ᙠ11-20012Aᙢ50ᓟ7⌕ᙠ12-00:;'ᐹᜓ ᩩB!CD*&EF0xᓟ7HᵨJ⊤Lᔩ!NOPQ(-)UVJஹᐗXUVJḄᭆZ1ஹᙠ[ᐙᑖ⊤^_`aḄbẠdᐳfghij-ᵨ“V”ᡈ⊤LᜧᐵqḄJrsUVJtᵨ“u”⊤LUVᐵqḄJvUVJ2ஹᑡJxyzUVJ!(1)a+b=b+a(2)-3>—5(3)x#l(4)xᓝ3>6(5)2mEÀÁᕖ!»⚪2.*&Â:F085ᓟ7ᔩ!F082ᓟ7ᕖ!F075.1ᓟ7ᕖ!F074ᓟ7ᕖ!»⚪3.ᡃÅÆ[<“½ÇȨVḄQᦪḄÉÊḄ¹”ᡃvÂ:½UVJᡂ¡ḄQᦪḄÉrsUVJḄ¹.ÌÍf[ᡠḄzᦪyzUVJ4x>50Ḅ¹!37»⚪4,ᦪxyzUVJx>50Ḅ¹-376,73,79,80,74.9,75.1,90,60¾HÐjUVJᐸÒḄ¹ᔩ!ÓᑮÕᨵÀÁ¹!¾Öx× ØÙ!ÚᙢᨵQᦪḄUVJḄᡠᨵḄ¹ᡂUVJḄ¹º.ÛUVJḄ¹ºḄ6Ḅ¹!yzU!—4,—2.5,0,1,2.5,3,3.2,4.8,8,122ஹÞßàjUVJḄ¹ºuᙠᦪá⊤Ljᩭ-(1)x+3>6(2)2x<8(3)x-2>0ãäNå-æçᑖ᪆é»⚪1êᨵUfḄQᦪḄDᔩ![¢ὃëì-CDíîïðñòxói±+x+2x=1402
52CDõíîïðñòXói-+-+X=14042¹ö»⚪÷øùúûᙠᰦẚþÿ.Ḅ0.8ᔖḄ4.Ḅᙠᰦ ᑮ100Ḅ"ᐰᙢ%Ḅ&'()*+ᔖ,-./011ஹ34567ᐗ79345Ḅᭆ;<2ஹ345Ḅ=6345Ḅ=><3ஹ345Ḅ=>ᙠᦪ@AḄ⊤C.DEFGᦟJKL128⚓N⚪9.1L1ஹ2⚪ᦟPQR:9.1.2345ḄឋUV7WᦟPX᪗1ஹZᔊ\)]^ஹ_`ஹabcd345ឋUḄe)fgh345ḄឋU<2ஹijkl345645Ḅmn<3ஹ\)opq⚪rtuaevwxy{P|}6ᦪ
53Pwx~PNᦪPḄᐶPNᦪPḄklᙠ=q⚪Ḅ)f6ᔠFḄ⌕ឋ.ᦟP1ᳮ=gh345ḄឋUᦟP1ᵨ345ḄឋUᦟP)f(|wx)~q⚪1ᦟCᜩP|¡ὁḄ£F)f¤¥¦ᑡq⚪11ஹᜩ¨©ᑮ«¬,2ஹ¯3⊝Ḅᜩ±²n ³´nUµḄ¶ṹᜩlᨵ«¬¹ᓄ,3ஹ3⊝Ḅᜩ±²n »ᣵ´nUµḄ¶ṹᜩlᨵ«¬¹ᓄ,4ஹ¾¿3⊝Ḅᜩ±²¶ṹḄUµn ᜧ´nḄÂᦪᜩl⊝ᔩ,ÄÅ´nḄÂᦪᕖ,evÇ1ஹᵨᡈ“V”ÌÍ.(1)—1<3—1+23+2—1—33—3(2)5ு35+a3+a5-a3—a(3)6>26X52X56X(-5)2X(-5)(4)-2<3(-2)X63X6(-2)X(-6)3X(ߟ6)(5)—4>—6(-4)4-2(—6)4-2(—4)ᓝ(—2)(—6)ᓝ(—2)2ஹÐAÑNÒcd«¬,ÒÓᵨÔÕÖ×Ø7ØÙᨵ]ÚḄ.Ûᔩ,ÜÒḄcdÝÞnPß6ß.3ஹàP|ᐙᑖc⊤“cd”|ᐳn/0ä1345ឋU11345±²å³A(ᡈæç)n7Õᦪ(ᡈ5×)34èḄéᔣ3¹.345ឋU21345±²åë(ᡈ◀)n7Õᦪ34èḄéᔣ3¹.345ឋU31345±²åë(ᡈ◀)n7Õíᦪ34èḄéᔣᦋ¹.4ஹÒ ï345ឋU645ឋUḄ´nðᜐ63nðᜐᔩ,evÇ1.¦ᑡòó345x+3>6Ḅ=,òó3,74,-2.5,0,1,2.5,3,3.2,4.8,8,122ஹôõö345Ḅ=>ᙠᦪ@A⊤Cᩭ1(1)x+3>6(2)2x<8(3)x-2>0øùÇ1.ᑨû(1)Va0/.a>0(5)33—aீ0 '.a<32.ÌÍ1(1)•.•2a>3aaᦪ(2)ᦪ(3)Vaxl.,.a------------32----------ᦪ3.᪷þ¦ᑡᩩ abḄᐵ᪷ᩩឋ(1)a-3>b-3(2)-<-(3)-4a>-4b33ᙠ ḄẠ"ᦟ$%&'()1ஹឋឋḄ+,ᜐ.2ஹᙠ/ᵨ“ឋ33%45Ḅ6⚪.9:;<ᦟ=>?128⚓A⚪9.1?4ஹ5⚪ᦟ BC9.1.2Ḅឋ(E)ᦟ G᪗1ஹI᪷“ឋ1"JKᓫḄᐗNOᙠᦪQ"⊤SᐸJU;2ஹ I/ᵨWXYZᩭJ\] ^_ஹᑖ᪆bḄOc.
543ஹᙠfhᦪ ijḄklm\] ᜧopZஹqrstᔠ;vwḄ5xbyz{Ḅ}~YὃḄA.ᦟ )᪷“ឋ1”ᙢJᐗNᦟ )᪷“ឋ1”ᙢJᐗNᦟ kl$ ij6⚪Ḅ ᪥"ᓤ?⁚"38). ᪥ᨵ2ᓟ¡Ḅ¢£¤}¥¦310ᓟ.¨©"ᓤª)«¬sO®¯°ᑮ²1ஹ³´"ᓤx)«¬sO°ᑮᑣx%·¸¹᪵Ḅᐵ²2ஹ»IJ¼½ᔩ²¿JḄkl.»OÀ¼½ḄJUᙠᦪQ"⊤Sᩭᔩ²1ஹÁÂÃÄᑖÅÁÆÇ"Èɽ6⚪»Ëὃ⇋Ḅ²ᐜYὃᯠBÅᑁvw;CÐᨬBᔜÅÓÔ⊤sÕ2ஹᙠ ᐙᑖÆ×ḄẠ"$ ᐳ+Ù1x%·¸Ḅᐵx+—^852᪷“ឋ1”ᙠḄ(ÞßàÙx+---<8-1,ᓽxW7^3¼½ḄJUᙠᦪQ"⊤Sç________]_____________°4ᡃíᙠ⊤SḄ)"îyïᙊ)5Yñòôᒹö¼½ᦪ3ஹ÷⚪JçᑡᙠᦪQ"⊤SJU13x<2x+l23—5x24—6x$ ᐳ+ÁÆBÙ"È{Jklûürᵫ3x<2x+l>Ù3x-2xீlᵫ3—5x24—6x>-5x+6x24-3.Ḅ“⚗ , !"“⚗”$ᓽ& '(Ḅ)⚗*+,ᑮ.'($/ ᦋ* +Ḅᔣ.ᨬ,ᵫᦟ45ᙢ89⚪;.<=>?1ஹBᑡ $DᙠᦪGH⊤JKLM1Nx+5>-lM2N4x<3x-5M3N8x-2<7x+32ஹᵨ ⊤JBᑡTUDᑏWKLM1NxX3ḄY Z6M2NyX1Ḅ\ ᜧ0._`⚪1ஹ)aᘤᕈdefg$d5cm,j3cm,k10cm.aᘤᑁmᨵoḄkpq3cmstᜓvwᔣxyo.ᵨVcm,J>yᐭoḄe|$ᑏWVḄ}~2ஹf(\X(ᨵḼ᪵ḄᜧZᐵL4ᐳ⁚ᡠᑁaL;$ᡃᓫḄ'ᐗ'£ Ḅ¤¥¦§¨Ḅ©ª«▭`⚪®"ᵨ Ḅ?¯°_Ḅ±²³´Lᦟµ9128⚓⚪9.16⚪ᦟ,¸:9.1.2 Ḅឋ»M3Nᦟ¼᪗1ஹ¾¿ÀÁÂ'ᐗ'£ Ḅ¤$ÃÄů'ᐗ'£ ḄÆᵨÇ~2ஹÈÉ'ᐗ'£ Ḅ¤X'ᐗ'£Ḅ¤$ÊË? YḄ ³ᵨXᑁᙠὶ$eᐸÎÏḄÉÐÑ
553ஹÊᙠᑖÓ¨ÔYÕÖ×ØḄ;$|Ùᦪ¨ÔḄÚÛDËÜᡂÞḄßà$á/âãᦪḄäåæᦟçèL¿ÀDtéᙢ'ᐗ'£ ᦟêèL¿ÀDtéᙢ'ᐗ'£ ᦟ;(4¨Ô)íW`⚪:)ᙢîᐺ¨Ô◤ñò)óôõö.qé÷øùúᐰ$⌕ýñòὅᙠèñÿ ᑮ10Ḅᙢ. Ḅ0.02m/s, !Ḅ"4m/s, Ḅ$x(m)()*+᪵Ḅᐵ./0123ᵨ56789:;/ᔩ0=1>>789:;/Ḅ?@.ABC1ஹᙠ5FᐙᑖI⊤KLḄMẠOPQFᐳSTUV89:;/Ḅ7W.ᦟQYᙢ[\7Ḅ?@.2ஹ]⚪.7_ᑡ:;/PaᙠᦪcO⊤d7ef2(1)-x<50(2)-4x<3(3)7—3xW10(4)2x-3<3x+l3ᑖqrs.ᐜuvwὃPᯠ=4z5FOᩭ[|Pᐸ~S5qᑁPVPᨬᔜq⌱⊤IP[|.ᦟQad7⚪/.3ஹᦟQfOḄ7?@P1V7@ᨵ¡S0¢5F£!ᐙᑖ¤¥P¦2:;/§@Ḅᑁᙠὶ.:S©ᜐ¬C1ஹ7_ᑡ:;/PaᙠᦪcO⊤d7ef(1)-x<-(2)-8x<10772ஹᵨ:;/⊤d_ᑡ¯°aᑏV7ef(1)xḄ3²ᜧᡈ;1µ(2)yḄ·Ḅ¸:ᜧ¹2.47º⚪»¼¹½Ḅ¿(ÀḄᕜ$)ÂÃÄḄŹÆYÇÀᙢ☢1.5mḄᙢ»¼ÉÊ.ËÌÍÎḄ¿5cm,¿ÐÑÒÓÔ3cm.8½ÕÖF¹$×ÖÑPᐸ¿ØÙÚ?2.4m?TUf¿Ü_Ý9⚪f1ஹ8⁚ßḄà⌕ᑁâ"02ஹã?5äPᡃæçèéêᦈì03ஹíᨵéê⚪◤⌕ïK0¢5FðñTUPᦟQòóô⌕Ḅ⊡ᐙ§ö.÷øùfᦟú\û128~129⚓ä⚪9.1û6⚪(3)(4)10⚪ᦟ:9.2▭⚪ᐗ()ᦟ ᪗1ஹ ▭⚪!"#$ᦪ&'( ᵨᐗ*+▭⚪,2ஹ-./0ஹ1ஹ2345(6ᔊ▭!"#$ᦪ&'Ḅ.9(:;ᑭᵨᐗ*+▭⚪Ḅ6=(>?ᑖA23BC(DEF9ḄᑁᙠὶJ,3ஹᙠ:LᦪM45Ḅ.9!(NOPQᐗḄRᵨST(UᡂWXYḄ
56[\]^BὃḄM`ᦟabcde▭⚪!ḄᐵJ(g^ᦪ&'ᦟhbcijᑡ*+▭⚪ḄBCFl(ᵨmnol*ᐗᦟ.9(pq45)r$⚪s᪥uᑜwxyzᵯᾯ(}~ᖪ*ᑮ-'oḄᵯᾯzSᙳ6000ᐗ(ᨵḄ.ᵬᖪḄᩩYczᢥSᦈ(ᐸz25%,ᖪḄᩩYcz20%.¢£Y᪥¤(£¥¦§ὃ⇋(©⌱«¬®¯E1ஹᑖ°45.ᐜ]^Bὃ(ᳮ*⚪³.´°ᑁµ¶(·⊤¹ºḄ/b.ᨬ¼°½,¿À⊤3Áᳮᵫ.2ஹᙠqᐙᑖ·⊤³ÄḄÅẠÇ(pqᐳÉÊ$ËÌÍÎÏwFᫀc(1)ѧÒÓÌ(ᑮᵬᖪwÔ¬(2)ѧÒÓÌ(ᑮᖪwÔ¬(3)ѧÒÓÌ(~ÕᖪᦈÖ׬3ஹᡃÙᐜᩭὃ⇋FᫀcÛwxzᵯᾯ(¢ᑮᵬᖪwÔ.⚪1c©ᑡ¬⚪2c©*ÝÕ¬ᙠqᐙᑖ23ḄÅẠÇ(ᦟpÉÊÞßÌc*cÛwxzᵯᾯ(¢ᑮᵬᖪwÔ(ᑣ6000+6000(1-25%)(x-1)<6000(1-20%)xmno(ãmno(ãc6000+4500x-45004<4800xå⚗ᔠ(ãc-300xV1500~é◀Ë300,ãcx<5ëcw5zËÇᵯᾯì(ᵬᖪÔ.4ஹíq¹ºîᡂFᫀ(2)Fᫀ(3),½îᡂÒÓ.ᦟpᨬï〉ñbò.*+⚪ᵬஹ~ÕᖪË᪵ḄSô$õ᪵Ḅᖪö(ì÷ᔜ¹ù$Ḅúû.ᵬᖪḄúûYc;uw100ᐗᖪö(´ḄᖪöᢥSḄ90%ᦈÖ,ᖪᑣYc;uw50ᐗᖪö(´ḄᖪöᢥSḄ95%ᦈÖ.üý⌱«þÕᖪwᱥ Ḅ⚪1⚪ᩖ.ᐭὃ⇋ ᕖ⚪2ᵫᵬᖪ#$%Ḅ&'()ᱥ100ᐗ-.ᖪ#$%Ḅ&'()ᱥ50ᐗ-&'ᦪ123-4567ᑖ9ὃ⇋.:(;ᑖ<=>?@ὃ⇋ᑖABC.ᐜEFGὃ-HAᑁJK-ᯠMᔜAOPQRST.ᨬMᦟWXSᑖ᪆1ஹT\])ᱥ2^_50ᐗ-ᑣᙠbcᖪ#)ᱥdefg᪵Ḅi2ஹT\])ᱥ^_50ᐗj2^_100ᐗ-ᑣᙠ.ᖪ#)ᱥdek3ஹT\])ᱥ^_100ᐗ-nᨵp>?@(1)st?@u-ᙠᵬᖪ#)ᱥdek(2)st?@u-ᙠ.ᖪ#)ᱥdek(3)st?@u-ᙠbcᖪ#)ᱥdev3wx⚪-ᙠQRஹJKḄyẠw-ᵫ{|}~-ᦟW〉'XS_ᵯᾯஹ⌱ᖪ#)ᱥ-▭|BᙠḄ2ᐵ-ᵨ2ᩭ⊤᪵Ḅᐵ(⚪ᩭ.ᵫ▭⚪Ḅ2ᐵᑡ2-¡¢▭⚪£ᓄ(ᦪ{⚪-H_2ᑮ▭⚪Ḅ¦ᫀ.¨©ª«ᦟ¬®134⚓±⚪9.2®1⚪(1)(2)®3⚪1ஹ2
57ᦟ{M´:9.2▭⚪¶gᐗg·2¸2¹ᦟ{º᪗1ஹ¼᪷¾▭⚪Ḅᦪ¿ᐵÀFᦪ{ÁÂ-{¼ᵨÃᑖÄḄÅgᐗg·2i2ஹ_ÃᑖÄḄÅgᐗg·2-Æ{|Çᦪ{ḄᓄGÈ-É2¶ÊḄᑁᙠὶi3ஹSᔠ▭-ÍÎBÏᨵÐḄ?-ÒÓ{|Ḅ{±ᐶÐ.ÆÕÖᙠBCᡂØḄ-ÙÚ&ÛÉḄÜÝ-Þß{±Ḅ}à.á.
58ᦟ{â'ᑡ2⚪ÀF2ᐵ-ã᪷¾2ᐵᑡ2ᦟ{ä'ᙠ▭⚪ÀF2ᐵ-ã᪷¾2ᐵᑡ2ᦟ{_ʸW|BC¹±åæuᑡ2জ5x+54VxTঝ2¸1—3x¹>3x+20ঞ2¸—3+x¹<3¸x+2¹®¸x+5¹<3¸x-5¹-6ᐜÆ{|ôõஹö±-ᯠMW|ᐳ3'ஹøù-ᢣ⚪;ûüḄᙢ-±gᐗg·2ḄÅ.Ò⚪2002þᓅ Ḅᜩᦪᐰᜩᦪᑮ55%.ᑮ2008 ᪵Ḅ⌕"#70%,&'(2008ᓅ Ḅᜩᦪ*+⌕,-.+ᜩ/012⚪41ஹ2002ᓅ Ḅᜩᦪ7.+/2ஹᵨx⊤;2008,-ḄḄᜩᦪ(ᑣ2008ᓅ Ḅᜩᦪ7.+/3ஹ2008ᐳᨵ.+ᜩ/xᨵᐵḄABCDḄE"#70%? BCD⊤;G'/4ஹI᪵0JKCLMᜐ—>70%ᙠRSTUV(ᦟXY0⚪#Z;.3665ஹ]0 BJKC0^Zx+365x0.55=7%%Ḅ_`,aὅᨵG'Jcᔩ/366ᙠRSᐙᑖTUḄgẠ(XSᐳcijkl40mᐗmoJKC0mᐗmo^Zpq(r7JKCasctᡈ◀mBᦪw(⌕xyJKzḄ^ᔣ.0mᐗmo^Z(⌕᪷}KCḄឋ(^Z⌲_ᓄx—aḄC0mᐗmoJKC(ᑣ⌕᪷}JKCḄឋ(JKC⌲_ᓄx>aᡈxீaḄC.1ஹ0ᑡJKC(ᙠᦪ⊤;042ஹ.xᡈyG'ᩩw(ᑡᐵᡂ/12x+lᜧᡈK124x7ḄJL63y1ḄJᜧ2y3Ḅ43y7ḄḄ,Lm2.4¡¢ij4XSᐳcij0mᐗmoJKCḄm£_`(0mᐗmo^Z¤o¥¦]¨©ª«4ᦟ¬®134⚓°⚪9.2®1⚪3~6ஹ®3⚪3ஹ4ᦟRV³:9.2µ▭2⚪mᐗmoJKC·ᦟR¸᪗1ஹº᪷}µ▭ᔣ⚪»ḄᦪᐵᑡJKC012⚪(¼½¾¿mᐗmoJKCḄ0À;2ஹÂ_õ▭2⚪ÄJKC0ḄÅÆ(ÇÈRSḄᦪRÉÊËÌᑖ᪆2⚪ஹ012⚪ḄËÌ3ஹÎ#ÏÐឋ2⚪ḄÑÒ(,ÓRSḄÔyÕᢧᡊØᡃyÕ(ÚÛR°ᐶÝ.ᦟRÞß4᪷}⚪y(ᑖ᪆ᔜp2⚪»Ḅᦪᐵ(º¼½ᑡJKC0Eᵨ2⚪ᦟRáß4âSã»Ḅµ▭2⚪äåᦪR2⚪ᦟR#ZXSãæ
59çᐭéê☢ᡃì¢ᔠµ▭2⚪(TUîð᪷}ᦪᐵᑡJKCñð0JKC.ᙠò⁚é(ᡃì¥m_ôõðᵨmᐗmoJKC01Sã»Ḅmöµ▭2⚪.÷l2⚪øoÕùúᐳᨵ20⍝⚪.ü⍝⚪ýÄ-10ᑖ(ý┯ᡈJýᙳᡷ5ᑖ⌕ᑖ90ᑖ⌕⍝⚪1ஹ ⚪ ᦪᨵ"#ᐵ%2ஹ'x⍝⚪ᑣ,ᵨ.ᨵxḄ01⊤3ᑖ3ஹ5607ᵨ⚪Ḅ89.ᦟ<ᙠ>?ᐙᑖABḄCẠEFG8⚪HIᢣKᵨ56087ᵨL⚪MNOPQRᦪḄ▲ᑴᩩV.8WL⚪XYZ'[ᵬஹ]^_>`⌱KYbcd'efghi jklmno.ὺqA,B,C,D,Exyὁ~ 'jklm.ghiᑖᢥ“ᣵeᨬᑖeᨬᑖᙳᑖ”Ḅ9|jklmᑖe“”ἠᦪX2ᑖᓝ“”ἠᦪXIᑖ+“e”ἠᦪX.ᔠᑖeghiᑖXlea+jklmᑖXa0WaW0.81¡a=0.6MᵬḄᔠᑖ¤2aᙠ"#¦MᵬḄᔠᑖaᙠ"#¦M]Ḅᔠᑖ§¨©ªᦟ«G¬134—135⚓°⚪9.2¬2ஹ7ஹ8⚪ᦟ>²³:9.3eᐗef560¶eᦟ> ᪗1.'8eᐗef560¶Ḅᭆ¹ᳮ8eᐗef560¶Ḅ8»ḄQ¼½¾¿eᐗef560¶Ḅ8»ḄÀ9|2.ÁᔊÃḄÄÅHÆÇ>°eᐗef560¶ḄN⌕ឋ|3.⌲ÊË៉ᦪÍÎᔠḄÏ9ÆÇÐÑ ᓄÓḄÏᦟ>ÕÖeᐗef560¶Ḅ8»89ᦟ>×Öeᐗef560¶8»Ḅᳮ8ᦟ>H60ᨵᝤᝤeêḄÝᝤᝤi_ᙶᙠååFḄíeîïM᱆᱆ḄeîðᯠḼᙢ²ᩭÝõᩭeö÷Z66ᓟèḄøùúᙠᝤᝤᙶḄeîÎû᱆᱆üåýþᙢ.ÿ Ḅᙠ⚪Ḅxᓟ1 Ḅ !"#ᭆ%&'᪵Ḅ)*ᐵ,2!.'᪵/xḄ1"#2"3ᙢ56Ḅᙠ78ᡈ:8ᑡ&)*<=2xᓝx<722xᓝx+6>72ᐸxFGHI#JK)*<.ᙠ:8ḄMẠJὁPQR=ST◤⌕FGHIW)*<ḄXYᙠZ[\]^ᨵ`.abcde&fg⚪2ᦟijk137⚓ZᨵK᪷ᩈᩩarb,au10cm,bu3cm.yzS᪷ᩈᩩᵨ}᪷ᩈᩩ┑ᡂS}ᩈ᪾ᩈᩩḄuᨵ⌕/*<Ḅឋloᩈᩩuxcm,xᨵKr^)ᨵᜧK)FGHIxீ10+3rx>10-3.ae&SᐗS)*<Ḅᭆr¡.ᦟij137⚓abḄ¢e&SᐗS)*<Ḅ¢£Ḅᭆ.ᦟij138⚓ᑭᵨᦪ§P\S¨©⚪1ஹ⚪2Ḅ¢£/&ᩭ.¢¡c7&RᦟijX1,¢¬ᑡ)*<=51.[2x+3>x+112x-l>x+11¯0,22x+5x+8<4x—1------1<2—xiI378=᪷´)*<Ḅ¢£Ḅµ¶!·¸¢¹X1◤⌕º»¼½ᙠ»¼½ºᡃ¿ÀᨵḄgÁºᡃ¿ÂᜩĸḄf¡ᙠ78ḄMẠJP\S¨ÅÆ¢SᐗS)*<Ḅ¼½=1/&ᔜ)*<Ḅ¢£È2z&ᔜ)*<Ḅ¢£ḄÉᐳËᑖᑭᵨᦪ§.P\S¨ÍᡂX1.ÎÏÐÑ=Ò\ÐÑ=ᦟijk140⚓ÐÑ1ᦟPÓÔஹᢣÖP\ᐳF×ØÙÚÛÜ1.ÝᚪÙ⁚Ý!Òᑮáᨵº»âã2.ᦟPÅÆ=ÒÑSᐗS)*<ᦪÒgÁäåḄ◤⌕Z[\]Ḅ◤⌕ÈÒÑ)*619.3SᐗS)*<÷ᦟÒø᪗1ஹúÐûüSᐗS)*<Ḅ¢¡ðᵨSᐗS)*<¢¹ᨵᐵḄ[▭⚪;2ஹᳮ¢SᐗS)*<ÿᵨ⚪Ḅ⚪⌲ᡂᑖ᪆⚪⚪Ḅ3ஹᦪḄ ᐗ !"#ᙠ%▭⚪'Ḅ()ᦟ,-./0!"#%▭⚪Ḅᦪ12ᦟ3-.45ᑖ᪆%▭⚪'Ḅ!ᐵ7ᑡ9!"#ᦟ:;<=>?@AஹBCDᙠ⚪9.3E1⚪'ᡃGH⍝JK!"#LMḄNOᐵ7
62x<4x>4x<4x>4x<2x>2x>2x<2<1AU9VᫀXYZ'[\]^_`<2Acaஹbfghᦪiaீb,Ylᦪma[x>a[xb[xbὁ=z|}~ᜧ.ᜧᜧᜧᜧᜧ'ᜧᜧ%▭⚪9ᦟE139⚓2<ᶍA.<1AYg᪵ᳮ“ᡂ”ḄᦪḄ`<2AYg᪵ᳮ“ᡂ”ḄᦪḄ`<3A¡|⚪Yᡭ£᪵¤¥Hᦪ`ᑡ9᪵Ḅ!"`=>¦§¨2.CDª1ஹᦟ140⚓“CD”2ஹY¬ᑡᐗ !"#Oᵨ⚪Lᑡ®ᐗ ¯;#Oᵨ⚪Ḅ᪵ᔩ`ᙠ§¨ᡈ±¨Ḅ²Ạ´ὁ=µ.¶·<¤ஹ¸¹JஹஹVA»¼ᨵ¾¿.<ÀK⊤Aᐗ !"#Oᵨ⚪L®ᐗ ¯;#Oᵨ⚪⚪ÂÃ⊤¤ᑡ<ªcAVᐗ !"#|¥HᦪÄ!ᐵ7|Æ᪷È⚪Éᑏ9Vᫀ®ᐗ !"#Ê|¥HᦪÄ!ᐵ7Nᦪᦟ=µ.ᑡ!"Oᵨ⚪Ë<1A!̯ᔣ⌕Ïᔠ%▭Ḅᦪᐵ7Ñ᎔<2A¥HᦪᡠÔ⊤Ḅ⌕5ᑗÖÖ.×.ᦟ140⚓×E2⚪Ø᪥ᙠ ÚÛ?@'Ü>ÝÞ8|#àá#â⚜äåᦪæ1åᑣÚÛåᦪè:200åàá#â⚜äåᦪé2åᑣÚÛåᦪᜧê184åëì⚜äá#>Ḅåᦪ.ᦟ=íîஹᢣðஹñòóôõö.ᦟ141⚓⚪9.3E4ஹ5ஹ6⚪.ᦟù:▅üLýὃ.ᑭᵨᐵᑖ᪆ᦟ᪗1ஹᑖ⚗ᑨḄᑣ !"Ḅ#ᐵ$%&2ஹ()⚪+, -./▭)⚪1Ḅᐵ 2345ᑭᵨ"7)⚪Ḅ89:;&3ஹᙠᑭᵨᐵᑖ᪆>?Ḅ:;1 @Aᑖ᪆)⚪ஹ7)⚪ḄBC DEFGHIBCJᨵᩩᳮ⊤OHI:;ḄBC&4ஹQRᦪḄTᵨUV WXᵨᦪYᐝ[\]Ḅ^% _`aᐵbacஹᐵbd5.ᦟfghᑭᵨᐵᑖ᪆⚜j>?ᦟlghᙠmnḄ)⚪o1qraḄHIstuvᔣᨵu&ᙠᑖ᪆ஹ7)⚪Ḅ:;1DEaᵨᦪYᐝ[\]Ḅxyឋ
63ᦟ:;(}acy)oh_⚪Eᨵᐵᐺᝍ5Ḅ 2_)⚪1:yᕒᙠ316ᐳ152 ?⌕ᡭẚ89(10)Ḅ¡ ¢7B¤¥¤¦§ᑐ©ª«¬ᡂ®_⚪¯ ᵫ¥)⚪9± ᩖ ᙠ³7´)⚪¯ ᦟ}〉¶·(⊤¸¯T¹º»)⚪¼IDᦣ ᙠ-.1»HI_ᔣ¾ᐭ.(1)?¢7ᡂÀ+8 ᨬ¯Â1⌕ᨵÃÄ110ÅBẚ¡¦(2)?¢7ᡂÀ+10Æ ᨬ¯Â1ÇᔲÉÊˤᨵ3Ä110ÅBẚ¡¦ᜧÎÏÐÑEÒ ◀ ᙠÔᢈÖ×ᨵØØᡷÚÛÜஹÝÞßᕈḄ ³áᨵᐶãäáå2æ3çᑖ᪆ᔩ¦)⚪2hᨵA,B,C,D,Eïðñᑖ³3©ò2æᓫôõᳫ ÷øùᩗ.ᑣh3û3ᑖ ü3û1ᑖ 3û0ᑖ ©ò1ýᙠḄþðñù ©ò>ÿ AḄᑖ9ᑖ.Aᔩᳮᵫ.ᐙᑖ⊤ ᙠ !"#⚪%&ᭆ( ◤⌕ὃ⇋ᐸ.Ḅ/0123ᡂ#⚪Ꮇ67(1)<=>ᨵ&@ḄᡊBᐰDAᔲ(2)<=>ᨵ&@Ḅᑖ10ᑖAᔲ(3)<=>ᑖᨬJḄ9ᑖAᔲᙠK LM3ᡂ#⚪ஹOP#⚪ᙠOP#⚪QᯠSTUᳫWXḄYᐵ[ᑣ.]^71._`]^ᙠabᑭᵨ%eᐵfᑖ᪆WXḄ#⚪OPᡃi2j᪵lmnὃḄ2.opq⁚sḄtᨵuvwxᡈz{}~:P149⚓t⚪911⚪.stᐭᙠa⁚sᡃiᑭᵨ%eᐵf&vzWXḄ^64÷n=^:ᦟø«#⚪ù÷nḄ3úûlmüý]^wxᦪḄÖᵨÿ ᵨᦪḄᑖ᪆⚪ᦟ:ᓝᦪḄᦈ ஹᳮ!"10.1'()*+,-ᦟ.᪗1ஹ0ᐰ☢)*Ḅᭆ452ஹ78(9ᓫḄ)*ᔁ<ᦈ ᦪ53ஹ>?ᑜ<7ᵨ⊤Bᳮᦪ54ஹ7DᡧF'(G65+3-nᨬḄᱏy⌕g⚪<◤⌕'()*ஹᦪḄᦈ ⚪1Wᙠᡃb⌕0ᐰz}ஹOஹDஹᵯj⁚.Ḅ᰿uv,¡w᪵¢H£⍝¥y¦p⊤ஹᔁ)*§ᔁ)*,¨©ª_ᵨḄ)*«<¬ᵨ¨«⌕8()*ᔁ¡®¯8()*ᔁ°ᒹ²gᑁ´yᔁ8(Ḅᑁ´°ᒹ²)*`ᡠ¶Ḅ⚪ஹ·ᫀ⌱⚗⌕»§¼½☢Ḅ⚪ᡃbc8(fḄ)*ᔁWஹ)*ᔁnᨴᙠf☢ᵯj⁚.`<¡ᨬ᰿Ḅ0+ᓫ⌱-AஹBஹOCஹDDஹ¿À<ÁÂᔁÃᦪÄÅ⊤Æ0ᵱஹQ᰿⁚.ḄÉÊ<ᔁ`Ë°ÌᒹÍÎÏᑁ´y°Ð“ᵱÒÒ+ᡭÔ-”,⚗.ᔁ8(<ÁÖ×}¿ᑏ<ᯠᦈ ÚᩭÜ<)*Ḅ¥:DCADBCADCDCDABDDBCDBDBDCDBDCDBABBDDDCDBDáâ:ᵨãäÅå⁚.Ḅæ,cç'(.èஹᦪḄᳮé½☢Ḅᦪ`¡´᧕ë~ᐰz}᰿ᔜ⁚.Ḅuvᔩy¯ÎÏyî´᧕ï¯gᦪᩖñò<î´᧕óᐸ`Ḅõö¯0÷øùᙢ0ᦪᡠⅾÍḄõö<◤⌕ᦪᳮ¡®¯°Ìw᪵ᳮᡃbᦈ ᑮḄᦪyᑜ“ü”ã¼ᡠýḄᑜf☢ᡃbᑭᵨf⊤ᳮᦪᐰz}ᨬ᰿⁚.Ḅÿᦪ⊤⁚ᑜ67ᦪ8ᑖ:;A=>if410%BFGHH1025%CLMHN820%DQRHHHS1845%ᔠ4040100% ⊤%&UVᙢWᐰZ[᰿ᔜ⁚ḄஹᦪḄᙢ ⊤ Ḅ !ᡃ#$%&ᵨᩩ)*+ᡧ)*ᩭᦪ.ᑴᩩ)*[ᢗ27]
66.ᑴᡧ)*ᡃ#]⍝!ᡧ)*ᵨᙊ`⊤aF!bcdᡧ)`⊤aFḄceᑖᡧ)*fgᡧ)ḄᜧiᩭWᔜdeᑖᓰaFḄ8ᑖ:ᡧ)ḄᜧikᵫᙊmnḄᜧiopḄ!ᡠ&!ᡃ#r⌕]⍝ᙊmnḄtᦪu%&M `⊤vceᑖḄᡧ)wxᡂᡧ)*Ḅᔜᡧ)ᙊmnḄ+k360°,ᡠ&r◤᪷ᔜ⁚ᡠᓰḄ8ᑖ:u%&| }~ᡧ)ᙊmnḄtᦪ=>360°X10%^36°,FG360°X25%=90°,LM:360°X20%=72°,QR360°X45%=162°.ᙠcdᙊ !᪷|ḄᙊmnḄtᦪM ᔜdᡧ)!ᔜ⁚Ḅ~Ḅ8ᑖ:[ᢗ28]᪷ ☢Ḅᩩ)*+ᡧ)* ᐰZ[᰿ᔜᵯ⁚Ḅᔩᙠ ☢Ḅ !ᡃ#ᑭᵨᔁᑮᐰZ[᰿ᵯ⁚Ḅᦪ!ᑭᵨ⊤ᳮᦪ!ᵨ*)Ḅfgᑖ᪆⊤+*!ᑮᐰZ[᰿ᵯ⁚Ḅᙠd !ᐰZ[k⌕ὃ¢ḄᐰF}!ᡃ#}ᐰF}£!¤᪵ὃ¢ᐰF}Ḅ¦§ᐰ☢¨!2000ªᡃ«Ḅ¬7®¯!ukc°ᐰ☢±² c³´µ ¶ᵨᐰ☢Ḅ¨·.ஹ¹ᚪ»¼¹½153⚓¬1⚪Àஹ¹ᚪiÁ1ஹ½⁚¹ᡃ#Âᔊᐰ☢Ḅ-cÅgÆ!]⍝ᑭᵨᔁᩭᦈÈᦪ!ᑭᵨ⊤ᩭᳮᦪ!ᑭᵨᩩ)*+ᡧ)*ᩭᦪ2ஹÉÊᔁ+ᡧ)*ḄMËÌ͹½P159¬2ஹ5⚪'P160¬7⚪ᦟÏ6:
6710.1ÐÑÒᦟ᪗1ஹÂᔊᦪḄᦈÈஹᳮ+ᑖ᪆ḄÔÕgÆ!Ö᪵ஹ᪵½ஹdF×aFØᭆÚÛ2ஹÜÝÞßÖ᪵Ḅà⌕ឋ!ÜÝFÉᵨ᪵½âaFḄãäᦟåæÖ᪵ஹ᪵½ஹaFØᭆÚ&ᵨ᪵½âaFḄãäᦟçæ᪵½ḄÖèᦟgÆc*ஹ⚪êᐭ⌕cìíîïðᔜñᡂᑖḄ:¨!Éòó§ôcìíîïõöᙠcd÷·ð᪵%ᔩ᪵øùᔩúᡃ#àûüᑮcñøùᔠᳮḄøËýÑஹÖ᪵ᨵᐵᭆ⚪2᪥ᨵ2000⌕ᐰ᪥ஹஹஹ ᵯ ⁚!Ḅ#᰿%&'᪵)*+,-./ᵨᐰ☢+,Ḅ23ᐰ᪥⌲5)*+,ᯠ7ᳮᦈ;ᑮḄᦪ>?@Aᐰ᪥
68 ᵯ ⁚!Ḅ#᰿%&D᪵EFᯠG./HIஹᐰ☢ᙢ%&KLᵫNOᦪPQRD᪵ESTᨵURVWXYZZᔩ-\]Ḅ^_`aὑḄOcஹᱥcᜧXYfᑮghiḕ^ḕcSYk⚪Ḅ+,23ᔩ-./lmgnᑖ)*+,.Dhqlmgnᑖr)*+,ᯠ7᪷>+,ᦪ>tuᐰrḄ%&Ḅ23vLl᪵+,Dw⌕ὃ,Ḅᐰryz{|ᡂ{Ḅ~g5ὃ,ryz5lmḄ5|ᡂg5᪵᪵5Ḅᦪ!yz᪵☢⚪ᐰ᪥L{~gL5ᡃ{lmḄnᑖLg5᪵lmḄᦪvL᪵lm100᪵vL100ol᪵+,〉ᵨgᐹᨵẚឋḄ+,ᐵNஹஹ᪵Ḅlml᪵+,ḄᐵL᪵ḄlmlmḄ᪵¡FvY¢Gᙢ£{Ḅ%&ᔲᑣl᪵+,Ḅ§T¨©{%&☢Ḅ⚪lm᪵Ḅ⌕ªL«¬ᕖ-gஹlmḄᦪ!⌕〉FlmḄᦪ®¯¬᪵v°Y¢Gᙢ£{Ḅ%&±lmḄOᦪ®R¬²°ᑮḕ^ḕcḄ!Ḅᡃ./m100³zg5᪵´ஹ⌕µ¶~g5lmᑮḄ·T¸./ᙠ2000Ḅº»ᵨᵯᾯ½·lm1005»+,D»¾Ḅ100XYA¶~5¿ᨵ¸·TlᑮḄ23ᔩ-2000Ḅº»ᵨᵯᾯlmY5◀Ḅ1005»+,D»¾Ḅ;Âᡈ^ᙠ᪥ÄŽ·Æ100Dh{Ḅ~g55¿ᨵ¸·TlᑮḄl᪵23LghÇᓫ½·l᪵ÉᙠXYÊË“⌕-•ÏÐÑÒwᔜhᡂᑖḄPXT'¬E-”D5⚪ᔩ-ᤅÖᙳᒴ7gÚ,Ûᵨᡠ¡Ḅ§Ý@DÏÐÑÒᡂᑖḄP ஹ᪵Ḅᜐᳮßᐰ☢+,g᪵ᦈ;Ḅᦪ>⌕)*ᳮà☢Lálm᪵z100Ḅ+,ᦪ>?@⊤ãᢗå3l᪵+,100ᨬ#᰿⁚!ḄOᦪ?@⊤⁚! ᑜõOᦪéᑖPöA÷rr88%B÷÷÷ãᡠ2424%Cøøøøøø3030%D÷÷÷÷÷÷3838%÷5⊤./ÛA᪵#᰿⁚!ḄÅ@100100100%ᨬRL38%,>ú./Ý@AD5᪥Ḅ#û⁚!ḄOᨬRüz38%o ýᙢᵫ⊤./Ý@D5᪥#᰿ᐸè⁚!ḄOᦪḄéᑖP⊤êḄᦪ>ë./ᵨᩩí?@îßᡧí?@îᩭ⊤ñòó
69þஹÿᚪP1551ஹ2ஹ3oஹᚪ1ஹஹஹ᪵ஹ᪵᪵Ḅᭆ 2ஹ ᪵Ḅ⌕!1" Ḅ᪵⌕〉$ !2"⌕%&'() ᑮḄ+,-.——0ᓫ2+᪵3ஹᐰ☢6᪵Ḅ789:;<=ᐰ☢ᦈ?ᑮḄᦪAᐰ☢ஹBCDE(FGHIஹὑKLDMNOPQRᵨᐰ☢ ᪵ᐹᨵGHVஹḕKḄᱯ9DEYᨵᐰ☢BCDZ᪵⌱ Ḅ\]^_ᜧabP155c3ஹ4⚪DP160c6ஹ9⚪ᦟjkl:10.1pq!r"ᦟjs᪗1ஹuᔊ_wᩖy⚪Ḅᜐᳮ|}D~Zᑖ᪵Ḅ⌕ឋDᑖ᪵Ḅ 2ஹj,᪵ᑖ᪆ஹ_CḄDᵨpqy⚪Ḅᦟj9ᑖ᪵Ḅ6᪵Ḅᑖ᪆ஹᦟj9ᑖ᪵ᫀḄᑴᦟj|}(ஹwᐭ;<:᪵=;<:0ᓫ2+᪵=ᡃ¢£¤ᕜ¦D᪵Ḅ§ᵨ:ᓝᑖ©ªḄᨵPy⚪QᜧD«¬}D®◤°±0ᓫ2+᪵²³´µDᨵPy⚪ᜧD«¬}_ᜧD¶ᨵ·¸Ḅ᪵¹±ºஹᑖ᪵
70y⚪3Oᙢ¼ᨵ500½ᵯ¿ÀD⌕ÁµÂ¢ÃÄÅஹÆஹÇÈஹÉÊËÌ⁚sḄÎ᰿ÐÑ!1"ÒQÒᵨy⚪2ÃjÓḄᦪAÔÕqᙢ¼ᵯ¿ÀḄÐÑᕖ=;<=QÒ(:᪵Ø º:jÓஹᡂÚÛஹὁÚÛÎÝḄᵯ¿⁚sÞÞᨵßàQá.ᡠ´⌕µᙢ¼ÀḄÐÑD◤⌕ᙠ·ᜧ¦ᑁ ᪵!2"ç (1000Ḅ᪵°±Dè,é᪵=ᵫëᔜÚíîÃ⁚s᰿¸ᨵßàḄQáDMá(ÚíîÃ⁚sḄÎ᰿ïðᙠᐳឋDòó³´Ã☘VÚஹᡂÚÛஹὁÚÛᔜÛõᑖö÷ø°±0ᓫ2+᪵D&'ÚíîùÒ (ḄÛᦪᩭû⊤ᡠᙠḄÛõDᯠkþçÿ ᨵ⚪Ḅᦪᕖ᪷ᔜ ▭ Ḅ ᑖ"#$ᨵ%& Ḅ'⊤+☘-ஹᡂஹὁḄᦪ 124543,8ᔜḄᦪᑖ9:;-☘-ᡂὁᔠ=Ḅ20050030010ᦪ00ᐜABCᑖᡂDEFGᯠIJᙠᔜEFGLMNOᓫQR᪵T:UᑖF᪵ᑖFḄ᪵VWTᙢYᡠᨵ[\Ḅ]᪀_V%`WᙠᙢYbcMNOᓫQR᪵% dᐹᨵ'⊤ឋgஹ᪵VḄᑖ᪆4i⊤:ᵨᑖF᪵MNklmᳮoᑮḄᦪᦟr☘-ᡂὁᔠxᑖ= Atu1613712027327.3%BC|501188225025%C56572814114.3%D781887033633.6%ᔠ=2005003001001000%ᩩ=ᡧ=⊤LḄᦪ⊤Lᜧ=ᙢY[\U⁚Ḅ᰿ᔩ¡=ᔜL[\£¤⁚᰿Ḅ=ᔜL[\¤⁚¤⁚᰿Ḅ᪷⊤LḄᦪMN=ᔩ1¥¦§1¦`FḄᦪ¦%¨8᪷¥ᩭMN=ᕖ᪷¦`FL᰿¤⁚Ḅxᑖ ᩭ=⊤4☘-ᡂὁ28%11.29.3%%39%37.623.3%%⊤L«ᑮ¬¥¦`Ḅ[\⁚᰿¦%`
71ᵨ¥®¯b[ᙢ°TU²ᓄᕖᢚµ=i:¦`[\᰿¤⁚Ḅᢚµ=L¶·ᙢ«ᑮQḼḄ¹º[\¤ஹ¤Ḅ᰿»¼⌲¾i¿ஹÀᚪÂÃ4ÀVP158ÂÃ1ஹ2ஹ3.ÄஹÀᚪÅ]1ஹÆBCÇᜧÈÉ»¼ÊᜧḄ⚪◤⌕ÍᑖF᪵Ḅ®Î᪵VT᪵Ï᪵Vdᐹᨵ'⊤ឋ2ஹ᪵VMNᑖ᪆ஹÐÑoÒḄ]Óᵨᩭ=BCḄTÔ:=ḄÕÖ×ØÙÚ4ÀVP160Û8ஹ10ஹ11⚪ᦟÜIÝ:10.2b®EGᦟÜ᪗1ஹᳮà⚣ᦪஹ⚣ᦪᑖ×ḄâãÜäᑴÙ⚣ᦪᑖ×⊤æ2ஹÜä⚣ᦪᑖ×b®⚣ᦪᢚµᦟÜçè4Üä⚣ᦪᑖ×b®
72ᦟÜéè4êëêᦪᦟÜì»ஹíᐭtÀᦈðᦪஹᳮᦪஹᦪ:=Ḅñì»ᡃóÜìᩩஹᢚµஹᡧ¨ᦪḄ®ÎôᜩᡃóÜÃöUᦪḄ=——b®øஹ⚣ᦪᑖ×b®⚪41¬ùºᐰ᪥ᔜüýþḄÿ ᜓ63ᢧḄ40 ᦈ ᑮ!63Ḅ"ᓫ$%cm '%111111111585860685959515859111111111685854585469585858111111111596770536060595960111111111496363627261535662111111111626357626261575764111111111555665665654666465111111111565753655957556456⌱)ᙠ+,.Ḅ/ᕖ1 23⌱4Ḅ⌱568◤⌕;⍝ᦪ>"?ḄᑖABCᓽᙠ+E.ᑁḄ/6 ᡃHI!Eᦪ>〉KᑖLᩭNOᳮ1ஹRSᨬᜧVWᨬXVḄ"?ᨬXVZ149,ᨬᜧVZ172,[HḄZ23\]Ḅ^ᓄ.Z23cm.2ஹ`aLbWLᦪIᡠᨵḄᦪ>ᑖᡂfgLh,XLḄi,jklmḄbn"Lᑁᦪ>Ḅ4V.?o LbpqbᑖL"ᔜLḄLb?4Lb 3cm"ᨬXVsh◞3cmp uL?ᨬᜧVuᨬXV232Lb33wᦪ>ᑖᡂ8L%149WxV152,152WxV155,…170^x<173.xy%জ᪷>|⚪Ḅ◤⌕ᔜLḄLb~ᡈঝLbLᦪḄaᨵaḄ᪗⌕ᡠẆḄᐹ|⚪ᩭ`aঞKᦪ>ᙠ100,ᑁᢥ᯿ᦪ>Ḅᑖᡂ512Luᦪ>ᑖḄLᦪ3ஹ⚣ᦪᑖA⊤ᙠᔜ,XLᑁḄᦪ>NORᑮᔜ,XLᑁḄᦪ>Ḅ,ᦪ"⚣ᦪ?ᵨ⊤¢ᳮ~⚣ᦪᑖA⊤%⚣ᦪᑖA⊤ᑖLᑜ¤⚣ᦪ149WxVT2152152WxV¥u6155
73155WxV¥¥T12158158WxV¥¥¥'19161161x<¥¥10164164WxV¥T8167167WxViT4170170x»⊤²⚣ᦪᑖA³´µ»☢X½´¸Ḅ☢¾⊤¿ÀÁyÂ1X½´¸Ḅ☢¾=LbXÄ=⚣ᦪ.Lb~Æ⚣ᦪᑖA³´µZX½´¸Ḅ☢¾ᩭÇᦪ>ᙠᔜ,XLᑁḄ⚣ᦪḄqbᑖLᔜX½´¸Ḅ☢¾"⚣ᦪ?WḄZᦪ"Lb?° ²qbᑖLḄ⚣ᦪᑖA³´µ ²µW¨µ´ÉʳËᵨX½´¸Ḅ⊤¿⚣ᦪ!᪵»☢Ḅ⚣ᦪᑖAµ~²ᡂ'☢Ḅ¸Í%ᙠ⚣ᦪᑖA³´µḄÎẠ»ᡃHÐ~ᵨ⚣ᦪᢚÒµᩭÓÔ⚣ᦪḄᑖABC✌ᐜ4³´µḄhu,½´¸»×ḄkᯠÙᙠÚÛ»³´µḄÜÝ4i,⚣ᦪ 0Ḅk[HᑖÞW³´µÜÝbß,Lbàᙠ»☢Ḅ³´µḄÜ×4k"147.5,0 ,ᙠ³´µÝ×4k"174.5,0 ,wᡠ4Ḅ!EkᵨÒáâãäËsᩭåᑮ⚣ᦪᑖAᢚÒµ
74⚣ᦪ’"/®ᦪ?52155158161164167170173"?çஹèᚪXê⚣ᦪᑖA³´µZÓÔᦪ>Ḅëu´Í²⚣ᦪᑖA³´µḄᐵíZaLbLᦪî!ukᨵaḄ᪗⌕ᡠẆḄᐹ|⚪ᩭ`a⚣ᦪᑖAᢚÒµZÓÔ⚣ᦪᑖABCḄuï´Ípð%èñP168ò1⚪P169ò3⚪ᦟÙ¤:
7510.2³´µ"ø?ᦟù᪗%úû⚣ᦪᑖA³´µ⚣ᦪᢚÒµḄ²üý§ᵨ⚣ᦪᑖA³´µþÿᦪⅾḄ⊤ᙠᦪḄᵨᦟ ⚣ᦪᑖ!"ᦟ# $%ᦪⅾḄᦟ&'ஹ)*+ᐭ-⁚/ᡃ1*2 ⚣ᦪᑖ345 ⚣ᦪᑖ!"ᨵ789:;᪵=>?@A?ᦪ:BஹC⚪E5☢ḄCG H2ὃJKLᜧNOPḄᑖQRᙠᙽTUᵪWXY2100]NO^_`1ḄPa5⊤cᓫe cmh 6665555454.5.4.7.8.9.9.2.0.4.65566565555.8.5.0.5.1.5.3.9.5.86555665565.2.4.0.0.8.0.0.7.0.56665565676.8.0.3.5.0.3.2.0.0.46555666657.4.8.9.7.8.6.0.4.7.46566656665.0.4.5.0.8.8.3.0.3.65656656666.3.4.7.7.2.6.0.7.7.05665666455.5.2.1.3.2.8.6.7.7.75576655656.8.3.0.0.0.9.4.0.2.06566456656.3.7.8.1.5.6.3.0.8.3ᑡs᪵tḄ⚣ᦪᑖ⊤ s⚣ᦪᑖ!"$ 1ஹuᨬᜧwxᨬywḄz{|}:ᨬᜧwᨬywḄz 7.4—4.0=34ccmh2ஹ>?@A?ᦪ ?@Y|}W?ᦪᔠ〉:
76Y?@0.3cm,=11,ᑖᡂ12??ᦪᔠ〉0.333ஹᑡ⚣ᦪᑖ⊤ᑖ?ᑜ⚣ᦪ4.0WxV14.34.3WxV14.64.6WxVT24.94.9WxV55.25.2WxV115.55.WxV5.8155.8WxV☢2813111021100?ᦪḄᑖ{;᪵Ḅ:NOPaᜧᑖᙠ5.2cm7.0cmᐸ}Paᙠ5.8WxV6.1ᑁḄNO]ᦪᨬ|ᨵ28]Paᙠ4.0WxV4.3,4.3GV4.6,4.6WxV4.9,7.0WxV7.3,7.3WxV7.6ᑁḄNO]ᦪ}ᐳᨵ7]¡ஹ/ᚪ£*P168£*(1)¥¦H?@{|}§ᔠ〉:H¨:5?©H100]ᦪªᑁªᑖ5«12?¬ᨵ48]ᦪᑖ5?ᡈ6?§ᔠ〉(2) s!"® P169¯2ஹ4⚪ᦟ°:
77t²y³ஹ´µ³᪀Bஹ3·x¸ὃ1ஹ¹ºḄ»&'{¨:¹º¼ᡃ1ᨵ¨½¾:¹º•»ᒹÁᦈÃᦪஹᳮᦪஹᦪAᑖ᪆ᦪÇ&'Ȫ½¾ᡃ1ÉÊᙢ2$ᕜÍμϴḄÐᱥsᔠᳮḄÒÓA⚜Õ2ஹᐰ☢¹ºAX᪵¹º{ᦈÃᦪḄ×L"ب{ᐰ☢¹º:¨{X᪵¹º:`1ᔜᨵ¨ÚÛ:ὃJᐰܼÝḄ¹ºÞßᐰ☢¹ºXYàᑖ¼ÝṺᯠ°᪷¹ºᦪÒÓᐰ¼äḄQRL"å{X᪵¹ºᐰ☢¹ºᦈÃᑮḄᦪᐰ☢ஹç=è»éê|ஹὑWPìíK8ᐹᨵẚðឋḄ¹ºòóᵨᐰ☢¹ºÈX᪵¹ºéê}ஹWô⁚ḕö÷ஹᱥ÷ஹø÷ẚðឋyȳùúúòᐰ☢¹ºç=í᪵t⌱YòüýᜧþḄÿ 3ஹ▭ᵨ᪵Ḅᦪ᪵Ḅ⌕(1) ᑮḄ !"#(2)᪵%&'⌕〉)4ஹᑭᵨ+,-⊤/0ᦪ+,ᑖ᪆Ḅ3⌕4⁚67ᦈ9ᑮḄᦪ:;ᳮ>?ᵨ+,-⊤/0@ᩭ>BᨵDᵨ
78EFᡃHIᦪJKL>J@MN5ஹPQᡧS-ஹ⚣ᦪᑖUV-W⚣ᦪᑖUᢚY-ᔜ[+,-\ᨵᱯ^᪷ᔜ`ᑖᡠᓰḄcᑖd,e@ᔜ`ᑖᡠ6fḄᙊhi>Ijklᙊᑖᡂn`ᑖ>᪗pcᑖd,ᑏ@st>uJᑮvᡧS+,-wᑴ⚣ᦪᑖUV-yজ,eᨬᜧ}~ᨬ}Ḅ #ঝWᦪ#ঞᑡ⚣ᦪᑖU⊤টQ⚣ᦪᑖUV-✌ᐜV-lSpḄ^>ᯠᙠpV-Ḅ⚣ᦪ0Ḅ^>Hᑖ~V-!>ᡠḄB^ᵨYᩭ>uJᑮ⚣ᦪᢚY-ᩩS-¢£¤¥Ḅᐹ ᦪ#ᡧS-¢£¤¥`ᑖᙠ§ ᡠᓰḄcᑖd#ᢚY-¢£¤¥ᦪḄ¨ᓄª«#⚣ᦪᑖUV-¢£¤¥ᦪḄᑖU¬®ஹ¯⚪±²¯1³J´µ2ᨴ·1¸10¹ᨬº»¼½¹¾¨ᓄᢚY--ᡠ¥¿1ᨬÀ»¼2࠷Ḅᜩᦪᜩ#¿2õB10ᜩ»¼¨ᓄª«-#¿3ᑏlᩩᨵᐵḄMNy.¯2´᪥ÇÈᙠ“ᨣᎷÌÍ”ÏÐÑÇÈÒÓÌ>?ÑÔÕ6ÇÈᑏḄÖ×ÒÓ+,>wᑴv+,->Ø᪷Ã-ÙÚÛᑡÜ⚪y¿1ÇÈvÝÞ·Ö׿2ßàáAâã>ᑣâã᳛ÝÞ¿3ÇÈᐳᦈᑮÖ×1000·>Øç,Ã᪥ᨵÝÞ·Ö×ḄàáE?¯3èÇÈḄéêëìíᑮᐰÌḄïðᐵñ´µᨵᐵ`ò6ᐰµ20ósèÇÈéêëÒÓvl᪵>I½ v10ᡠÇᐰ ÇÈḄéê¬>-¿1ஹ-¿22004ô᪵¬+,-Øõ᪷-öÚ;ÛÜ⚪y¿12004ôB10ᡠÇÇÈḄ§÷ᦪÝÞ¿22004ôB10ᡠÇÇÈḄéêᙠ4.35;pḄ÷ᦪᓰᐰµÇȧ÷ᦪḄcᑖdÝÞ32004ôõø:ὃḄÇÈú66000÷>Øõç,2004ôõB10ᡠÇø:ὃḄÇÈᐳᨵÝÞ÷60cᑖd%5055%4010ᡠ302ᐸ2020%íOS%3.553.954.354.755.15éê-¿1-2ýஹþÿ P1791—10⚪
79ᦟ:
