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(2005•双柏县)下列图形中,是中心对称图形但不是轴对称图形的是( ) A.等...
(2005•双柏县)下列图形中,是中心对称图形但不是轴对称图形的是( )
A.等边三角形
B.平行四边形
C.等腰梯形
D.圆
考点分析:
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