2022-2023学年南京市建邺区中考数学专项提升仿真模拟卷（一模二模）含解析

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2022-2023
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72022-2023
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20C~Ḅᙊ¡¢=360°X20%=72஺@¹4º§y¨ᑮA`B`Ḅdeᦪ=¹A~ᦪ+B~ᦪº+50x850=¹15+20º-50x850=595.¶⚪ὃ¼Ḅᩩ0xyḄ½ᔠ¿ᵨ.ÀÁxy+ÂxyÃᑮÄ⌕ḄÅ⚪ḄᐵÆ.ᩩ0xyÇÈÉᙢ⊤³ÌÍ⚗ÏḄᦪo.21.ᖪÑᨵAஹBஹCÒÓÔḄᵬÖ×ᵯᾯDஹEÛÒÓÔḄÜÖ×ᵯᾯ+\drᜓÂᵬஹÜÛÒÖ×Ḅᵯᾯᔜ⌱àÒÓÔḄᵯᾯáâᑮᔜaᦟä.¹1ºᑏ³ᡠᨵ⌱à¹ᑭᵨ᪛èᡈᑡ⊤ê⊤ºª¹2º¤¹1ºᔜÒ⌱àë⌱ḄJÇឋíî+ïðAÓÔë⌱Ḅᭆ᳛óôõ¹3ºö÷¥dᵨ18øᐗùúàûᵬஹÜÛÒÖ×ᵯᾯüý32þ¹ÿ᝞⊤ᡠᓫ:ᐗᐸᵬᵯᾯ⌱AᑮAᵯᾯ!"67ᵬ#:+ABCDEᓫ<0.60.40.250.50.2=ᐗூ%&'ᫀ௃*1ᡠᨵ⌱-AஹD0AஹE0BஹD0BஹE0CஹD0CஹE,ᐳ78;*2A;⌱Ḅᭆ᳛P==0-*3BAᵯᾯ20!ᡈ29!.ூGH௃I⚪ᑖ᪆-*1*2M⚪◤⌕PQRᡂᡠTUᵨ᪛XYZᡈὅUᵨᑡ⊤Z]^_`ᓫ0H⚪a⌕bcdefghidjᨵefghM⚪klefgh0*3ὃnoᑭᵨqrHg▭t⚪Ḅuv⌕bcwᑮxyᐵ{.*1ABCAAAD!!!1nEᡠᨵ⌱-AஹD0AஹE0BஹD0BஹE0CஹD0CஹE,ᐳ78.21*2P*⌱A=-=-63*3~Aᵯᾯx!Dᵯᾯy!21⚓/60⚓

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22H-x=1800,ḄCD=DE-EC=370Q-l800=1900.ᦑ'ᫀ1900.ὃnH·¦¸¦¹ḄᵨH'º⚪Ḅᐵ»dP¼ᑭᵨ¸¦½ᦪḄ¾¿²BETÀAEḄ⊤ÁÂ.23.᝞Y஺஺d4ACDḄ᜜ÄᙊABd·ÆÇDÈ·ÉDE஻AB,ÇBÈ·ÉBE஻AD,P·ÉËlE,᝞Ì/ACD=45஺ḄÍÆd4cm1ÎᑨÐDE஺஺ḄÑᐵ{ÒÓÔᳮᵫ0*2Y▢ØÙᑖḄ☢Û*ÜÌᵨn⊤.ூ%&'ᫀ௃*1DE஺O©ᑗÞÔßH᪆0*224-4ᐔcm2.ூᑖ᪆௃*IáÄOD,᪷±ᙊᕜ¦ãᳮ/ABD=NACD=45஺ZADB=90°,BᑨÐAADBxῪ·¦¸¦¹ᡠTODLAB,³DE஻AB,ᑣᨵODJ_DE,ᯠæ᪷±ᑗÉḄᑨããᳮᑮDE஺OḄᑗÉ.2ᵫBE஻AD,DE஻ABᑮçè¹ABEDéçè¹êIëDE=AB=8cm,ᯠæ᪷±ì¹Ḅ☢ÛíÂîᡧ¹Ḅ☢ÛíÂᑭᵨS“ñòStwBODE-SóôOBDY▢ØÙᑖḄ☢Û.ூGH௃H-*1DE0O©ᑗ.ᳮᵫ᝞-áÄOD,BD,O.IDVABd·Æ,/.ZADB=90°.23⚓/60⚓

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34✂ᜩᑭIᑭI10880ᐗ.Xூᑖ᪆௃01
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QḄᙶ᪗ᵫB(8,0),D(0,4),Q(m,1,3-m2m-4)ᵨᳮᵫᳮᑖDQLBD,BQLBDᑡ4228⚓/!60⚓

28mᓽ.29⚓/!60⚓

292022-2023
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30A.115°B.125°C.155°D.165°6.᝞+NO[=x+6S%="-1TUVP,PḄ`ᙶ᪗Z-1,ᑣᐵVxḄ.ᨵb7.7cdefᔆhᑜef400ᝅ;

319.᝞+ᙠABC஺AC=BC,DஹEᑖM'ABஹACḄ-Z\ADEE180஺CFE,ᑣ,ADCF'A.,B.,C.4,D.,10.᝞+ᱥOyi=a(x+2)2gSy2=(x-3)2+1UVA(1,3),Asx0ḄOᑖMUᩩᱥOVB,C.ᑣ*zজxy?Ḅ!'4ᦪ¡ঝa=l¡ঞ¤x=0¥y-yi=4¡ট2AB=3AC¡ᐸ-45z'()24ஹ,5⚪(⚪3ᑖᐳ24ᑖ)11.I©⍝᧡⁚®¯ᒹᦈ²y³3270000000´ᦪµ3270000000ᵨ¶·¸ᦪ¹⊤ºZ12.»ᦪ¼½1-¾¿BxḄÁ'x-2--------13.ÂᑖÃab2-2ab+a-.14.᝞+ÄÅḄNÄ⚔ÇᙠN@ḄÈÉNl=55஺ᑣN2ḄYᦪZ15.ᙠÊ.ᨵËÌḄÍ3ÎdᨵÏ⁐ஹÑ⁐ÒÓᳫᐳ40Ê◀Ö⁐᜜ᐸØlᐰTÙ.ÚÌÛFÊÍ3-ÜÝ᥎ᳫÇß.àá´᥎ᳫâãm²ä᥎ᑮÏ⁐ᳫḄᭆ᳛çᙠ15%▬32⚓/!60⚓

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33Ḅᭆ᳛.vwᦪnA0

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362022-2023
ᓭὃᦪ⚗ᓣᔁ4ஹ⌱⌱⚪3ᑖᐳ30ᑖ.⚪ᨵ"#$⌱⚗%&#$⌱⚗Ḅ()*+,ᙠ.☢Ḅ⊤1ᑁ1.-—Ḅ᎔ᦪ*6V201511A.2015B.-201520152015ூûüᫀ௃Bூÿ௃⚪᪆᪷᎔ᦪḄ--Ḅ᎔ᦪ-2015.2015ᦑ⌱B.᎔ᦪḄᦪḄ1,ᡃ"#$%ᦪ&'᎔ᦪ.2.)ᑡ+,-./ᨵ12$+,Ḅ34ூ678ᫀ௃Aூᑖ᪆௃<=>⌱⚗+,.᪷12$+,ḄᭆAᓽCDE.ூF௃᪷12$+,ḄᭆA.G⌱⚗A-Ḅ+,/ᨵ12$+,.ᦑ⌱A.H⚪I⌕ὃLM12$+,.12$+,ḄᐵOPQ2$1.2$1R+,SᑖᢚUVWᔠ.3.)ᑡZ[-67Ḅ34A.=-9B.3—24L—6C.J3_242=_2D.3-34°=1ூ678ᫀ௃Df37⚓/j60⚓

37ூF௃A.=9,ᦑ┯lmB.(—2)3=—8,ᦑ┯lC.J(-2)2=2.ᦑ┯lD.(-3)°=1,67mᦑ⌱D.4.rst-ᓬCvws11x.ᐸ-ᔜ{|ṹḄsḄ~᝞)⊤|ṹ(cm)23.52424.52525.5~(x)12251ᑣ%11xsḄ|ṹᡂḄᦪ-.ᦪ-ᦪᑖ()A.25,25B.24.5,25C.25,24.5D.24.5,24.5ூ678ᫀ௃AூF௃:ᑮᜧ᣸ᑡHᦪ'23.5ஹ24ஹ24ஹ24.5ஹ24.5ஹ25ஹ25ஹ25ஹ25ஹ25ஹ26,ᦪ25CM'ᦪ.25ᜐᙠf6'-ᦪ.ᡠ-ᦪ25,ᦪ25.ᦑ⌱A.5.᝞+஺C°¡¢C,£஺¤஺¢E,¦G/1=25஺.A.115°B.125°C.155°D.165°ூ678ᫀ௃Aூᑖ᪆௃᝞+.£஺¤஺஻¨ᵫª«Ḅឋ®«⚪.ூF௃᝞+.£஺¤f38⚓/j60⚓

38ZcaB-----------------¯n----------------c---------------------------E---------bᑣ/1=NC£>8=25஺.9aHb,DEA.bi:bIIc,DE.Lcf.N2=N83+90஺=115஺.ᦑ⌱A.°⚪ὃLMª«Ḅឋ.±67¤C²³´H⚪ḄᐵO.6.᝞+.µ=x+6H=¶-1¡¢P,PḄ½ᙶ᪗'-1,ᑣᐵ¢XḄ/ᨵÀZx+bA.<)-----1-----1------>-101-101c.—τ~A_τ_>D.----------1—L—1_>-2-10-2-10ூ678ᫀ௃Cூᑖ᪆௃ᵫ+ºG»X<-1¼.x+b-2-10ᦑ⌱C.f39⚓/j60⚓

39°⚪I⌕ὃLÂᦪᐗ/ᨵÀZḄᐵÄÅᦪ,ÆÇḄÈᵨ.´HÊË⚪ᐵOÌÍ<=+,.ÎÏÐᐵO3¡ஹÑÀ4.Òᑮᦪ,.Âᦪyi>y2¼xḄÔÂᦪᓝḄ+Öᙠy2Ḅ+ָ׼2ÈḄØGᦪḄÔ.ÙÚÛᯠ.7.r¨ÜÝÞᔆàᑜÝÞ400ᝅvw¨.ᙠÝÞã160ᝅV.äᵨMåᢈç.Þ¤ᦔ᳛êÑàᑜëìM20%,DíᐳᨵM18ᜩãᡂᐰSñò.óÑàᑜôᜩÝÞXᝅvw¨.᪷⚪Ïᑡõö'160400160400-160,1Oo——+-----------=18——+-----------=18x(l+20%)xx(l+20%)x160400-1601O400400-1601OC.——+-------------=18——+7-----------=18x20%xx(l+20%)xூ678ᫀ௃BூF௃⚪ᑖ᪆ᵫóÑàᑜôᜩÝÞxᝅvw¨.äᵨåᢈç÷ᵨḄ¼ø⊤¹'—X400-160ᜩ.äᵨåᢈçVᡠᵨḄ¼ø⊤¹'31+20%஻ᜩ.᪷ᐵOùúû”ᐳᵨM18ᜩãᡂñò"À~ᐵÄ'äᵨåᢈç÷ᵨḄ¼ø+äᵨåᢈçVᡠᵨḄ¼ø=18.ÿᑡ160400-160——+=18.ᦑ⌱B.x(l+20%)x8.᝞ᙠA48CN4=120஺AB=4,AC=2,ᑣsiḄ)V21r7ூᫀ௃Dூᑖ᪆௃᪷N4=120°,ND4c=60°,ZACD=30°,4D=1,CDf,᪷

40784c=2,**•AD=1,CD=5/3,BD=BA+AD=5,ᙠBC=^BD2+CD2=728=277-ᦑ⌱)D.9⚪;⌕ὃ>?!"#$#%@ABCDᳮḄFᵨ᪷⚪GND4c=60°,NZC஻=30°!HI⚪ḄᐵK.9.᝞ᙠaABCAC=BC,-DஹEᑖMNABஹACḄ-O4ADEP-EQR180஺SCFE,ᑣTN%ADCFUDAV%B.W%C.%D.X%ூᫀ௃Aூ(!௃Y⚪ᑖ᪆)᪷QRḄឋ[\AE=CE,DE=EF,᪷]#^_`aᑖḄTN%abTN%ᑨdTN%ADCFabTN%ᯠfᑭᵨgῪ$#%$^ᔠUḄឋ[&ZADC=90%ᑭᵨᨵUk#"#ḄabTN%V%!)lSADEP-EQR180஺SCFE,2.AE=CE,DE=EF....TN%ADCFabTN%.VAC=BC,-DNABḄ-ZADC=90°.mTN%ADCFV%.ᦑ⌱A.10.᝞nᱥ^yi=a(x+2)2.3pq2=/(x-3)2+1r1-A(1,3),,-A.xsḄab^ᑖMrtᩩnᱥ^1-B,C.ᑣ@vwx)জzxx{|y2Ḅ6ᦪ2ঝa=l2ঞx=0y2-yi=42ট2AB=3AC2ᐸwx()341⚓/660⚓

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45L1L2=-a+b2ÂAஹBḄᙶ᪗Ãᐭ%ீ1c—=2a+h;12$%6=i'¹ABḄ$᪆Ízy=-x+|,¸y=0¾x=gᓽP~»0nᦑᫀ0
.218.ᙠ+☢ᙶ᪗¦JÞÈABCDḄáâ᝞AḄᙶ᪗1,0,DḄᙶ᪗0,2,ÊËCBx´Ai,åÞÈAiBiCiC,ÊËGBçx´A2,åÞÈA?B2c2G…ᢥI᪵Ḅíîï,ðñ2016.ÞÈA2015B2015c2015c2014Ḅ☢õ4ூ#$௃⚪ᑖ᪆%✌ᐜøNù☢ú.ÞÈḄ☢õᯠVNüឋíîN2016.ÞÈḄ☢õ.ὃ%íî⚪.ஹ$⚪ᐳ96ᑖ22219.ᐜᓄÿ
ᓃ-+:X•ᐸX3x2-X-1=0Ḅ᪷.x-1x2-lX2-2X+121ூᫀ௃—x,4x+13$46⚓/(60⚓

46ூ)*௃+⚪ᑖ᪆ᐜ᪷0ᑖ12ᔠ45Ḅ6ᑣ891:;ᓄ=
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47JKLᦪᡧNOPQூ)*௃+⚪ᑖ᪆(1)᪷0BஹEq|TU}ᦪḄ~´E|ᡠᓰḄ¶ᑖ~@B|ᡠᓰḄ¶ᑖ~
᪷0B|Ḅ}ᦪ@᪵·@C|Ḅ}ᦪᓽE⊡ᐰfCn(2)ᵨ\LM(ḄPQᦪ¸¹E´F|ᡠᓰḄ¶ᑖ~Ḅ´ᓽE?@ᫀ(3)ᐜ@A|´E|Ḅᵱஹ᝕Qᦪ
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48E|TUḄPQ4},...ᨵ2᝕Q2ᵱQ..•.ᵫ⚪ºE¦᪛¨nNRSETᵱᵱ᝕᝕/4\ᵱᵱ᝕Àᐳᨵ12ÁVWᡠZḄqPQា©ᵱ᝕ḄVWᨵ6Á,ÀᡠZḄqPQា©ᵱ᝕Ḅᭆ᳛N⁐=’.12221.᝞nÄÅÆᙠÇÈcḄGÉÊËÇᨵÄÍᚖÈÏḄᔣᑜÒᩭ.ÔÕÖ?ÄCḄ×Ø/FDC=30஺.ÚÄÅḄÛÜᙢ☢Ḅßà¶áBG=1.5áBGâ;ACᡠᙠḄãäåᚁi=43,ᚁçAB=10áÉAஹBஹCஹDஹFஹGᙠèâ☢ᑁᑣÔÕÄCᑮÈÏḄßàCAḄçëì(ghíᶇ᪷ï)ூᫀ௃CAḄçð(8^3-4.5)á.ூ)*௃+⚪ᑖ᪆ÒÉBñBE_LACÉE,òçDGóCAÉH,᪷0äåᚁABḄᚁôi=43,ᚁçAB=10á?@DH,CHḄç:·ᑭᵨtanNDCH=——=tan30°,@CACHᓽE.+⚪*᪆ÒÉBñBEJ_ACÉE,òçDGóCAÉH,?Rt^ABE´ö÷BEHG.$49⚓/(60⚓

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Z½¯°±Ḅᑨz=ឋª.24.×ᖪÙ|Ú02000ᐗḄÜÝ2400ᐗÞᙳßᜩáÞ8â0
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