下列图形中,是轴对称图形的是(     ) A.       B.      C.

下列图形中,是轴对称图形的是(     )

A       B      C      D

答案

B

【考点】轴对称图形.

【分析】根据轴对称图形的概念求解.如果一个图形沿着一条直线对折后两部分完全重合,这样的图形叫做轴对称图形,这条直线叫做对称轴.

【解答】解:A、不是轴对称图形,不符合题意;

B、是轴对称图形,符合题意;

C、不是轴对称图形,不符合题意;

D、不是轴对称图形,不符合题意.

故选:B

【点评】本题考查了轴对称图形的概念.轴对称图形的关键是寻找对称轴,图形两部分折叠后可重合.

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