2022年内蒙古赤峰市中考数学试卷（解析版）

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•.Øc¨Ḅ᪵óô2200,ᦑA⌱⚗õöM6Uᔠ⚪nN•••1600x^=400(A),•••ᐰ᪥1600Ä+«4úÕᨬüýiþÿ᜜
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15[OE,OC,BC,ᵫ¬TAC=AD,$CAD=30°,•$BOC=60°,Z.ACE=(180°-30°)+2=75°,:.$BCE=90°-4ACE=15°,.$BOE=2$BCE=30°,•(EOC=90°,ᓽAEOCZῪ³A¦A4•CE=4,OE=OC=2´S▢,=Sᡧ.OEC-S&OEC=9஺"2/2)-1x2V2X272=271-4ᦑ⌱C.OE,OC,BC,¸sAEOCBZῪ³A¦A4᪷Gᡧ4☢¹º¦A4☢¹6qᓽN.P⚪Q⌕ὃ'¬Ḅឋ¨»ᡧ4☢¹Ḅ6qVWXYᡧ4☢¹Ḅ6qB[⚪Ḅᐵ].15.ூ`ᫀ௃2x(%+I)2[½n=2x(/+2x+1)=2x(x+l)2.ᦑ`ᫀ2x(%+1)2.½n¾¿mÀntᑭᵨÃᐰjkmnᑖ[ᓽN.⚪ὃ'y¾mÀnÅmnÅḄÆᔠÇᵨVWXYÀnᑖ[ḄkÅB[P⚪Ḅᐵ].16•ூ`ᫀ௃জঞট[ᵫ7Ë*Ḅᢚ*ḄÍÎNTÏÐÑÒÓÔÕ2.5ᓟ×ᵨ¡15ᑖØÙÚᑮÜ.•.জḄ;16⚓ᐳ28⚓

16ᵫ7Ë*Ḅᢚ*ḄÍÎNTÏÐÞ15ᑖØßàá30ᑖØâ•••ÏÐàáḄ¡ã30-15=15ᑖØäঝḄ2ᵫ7Ë*Ḅᢚ*Ḅ¦ÎNTÏÐÞ30*ßæÑ67ᑖØᑮÑ2ᵫ7Ë*Ḅᢚ*Ḅ£ÎNTÏÐÞ67ᑖØßᔛè⚶87ᑖØâ•••ÏÐᔛè⚶ᵨ¡87-67=20ᑖØäêঞḄ2ᵫ7Ë*Ḅᢚ*Ḅ£ÎNTÏÐÞ87ᑖØßëìíî3ᓟ×᜜Ḅ(᪥102ᑖØᑮÜ(᪥•
•ÏÐëðpìᵨ¡102-87=15ᑖØäêÏÐëðpìḄjᙳòóB3+15=0.2fcm/min
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18
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