等腰三角形一腰上的高与另一腰的夹角为45°，则其顶角为_刷题宝

题干

等腰三角形一腰上的高与另一腰的夹角为45°，则其顶角为（）

A：45°

B：135°

C：45°或67.5°

D：45°或135°

上一题下一题 0.0难度选择题更新时间:2016-12-14 05:49:00

答案(点此获取答案解析）

D

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