2015年四川省绵阳市中考数学试卷(教师版)
2015年四川省绵阳市中考数学试卷(教师版)一、选择题(本大题共12小题,每小题3分,共36分,每小题只有一个选项最符合题目要求)1.(3分)±2是4的( )A.平方根B.相反数C.绝对值D.算术平方根【微点】平方根.【思路】根据平方根的定义解答即可.【解析】解:±2是4的平方根.故选:A.【点拨】本题考查了平方根的定义,是基础题,熟记概念是解题的关键.2.(3分)下列图案中,轴对称图形是( )A.B.C.D.【微点】轴对称图形.【思路】根据轴对称图形的概念对各图形分析判断后即可求解.【解析】解:A、不是轴对称图形,故此选项错误;B、不是轴对称图形,故此选项错误;C、不是轴对称图形,故此选...
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