等腰三角形的对称轴是( )
A.底边上的中线 | B.顶角平分线 | C.底边上的高 | D.底边的垂直平分线 |
更新时间:2020-09-01 17:47:36
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A.10° | B.15° | C.20° | D.25° |
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【推荐2】如图,在
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A.![]() | B.![]() | C.![]() | D.![]() |
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