如图,将菱形ABCD沿AC方向移至A'B'C'D',A'D'交CD于点E,A'B'交BC于点F

发布网友 发布时间：2023-07-13 16:20

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热心网友 时间：2023-09-12 13:41

因为是平移。所以，AD//A'D' AB//A'B'， 所以，角C'A'B'=A'AB, 同理可以求出另外几个相等的角度， 然后可以证明中间的小菱形是有两个等腰三角形组成的，而且他们的腰相等，。 这道题主要是找出来那几条平行线，就搞定了，

热心网友 时间：2023-09-12 13:41

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