2022年吉林省中考数学及参考答案

1º¼½\r¼½60Î120Î180Î240Î300pMZÏÐi\r12º¼½\r¼½p2,0i\r13º¼½\r¼½-##2.5\r2\r14º¼½\r10EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\r1%\r¼½ZÒ##Z\r33\r®¾~¼ºpÃĺ5<?Å20<i\r15º¼½\r¼½ÓÔÕ~\r16º¼½\r¼½A&m+6p~¼ Ö×ØÙÚ>-6\r17º¼½\r¼½Û¾)ÜÝÞßàáqâã8äå>*.\r18º¼½\r¼½p1i%Õ~\rp2i%Õ~\rç¾~¼ºpÃĺ7<?Å28<i\r19º¼½\r¼½160Ï\r20º¼½\r¼½p1i0=?\rp2i1kg/m3\r[21º¼½\r¼½0AêCD8ëìAE8q:í>88cm.\r22º¼½\r¼½p1i62.71\rp2i141260x64.72%\rp3i¦\rî¾~¼ºpÃĺ8<?Å16<i\r[23º¼½\r3\r¼½p1i20p2iy=-x+20\r8\rp3i65\r24º¼½\r¼½p1iÓÔÕ~\r7\rp2iÓÔÕ~p3i-\r3\r11EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\r0Z0PQ?010`@20R\r25º¼½\r¼½p1i2xp2i1\r200<x<l\r3\r(3)`-7ï2+18ð-9ñ\<x<-\r2\rò-6Gx+9ó|-W3\r26º¼½\r¼½p1iy=f-4%+3\r(2)¥<1Î,ö>3\r(3)¦÷ÎÎ3\rª(2,1)Î(2,-1)Î(2,4)\r2\r12