解答题-证明题 适中0.65 引用4 组卷356
如图,△ABC内接于⊙O,AB=AC,∠BAC=36°,过点A作AD∥BC,与∠ABC的平分线交于点D,BD与AC交于点E,与⊙O交于点F.
(1)求∠DAF的度数;
(2)求证:AE2=EF•ED;
![](https://img.xkw.com/dksih/QBM/2018/11/12/2074050838863872/2074896164610048/STEM/0f99706a13fd462bb931eb8eae3393af.png?resizew=170)
(1)求∠DAF的度数;
(2)求证:AE2=EF•ED;
![](https://img.xkw.com/dksih/QBM/2018/11/12/2074050838863872/2074896164610048/STEM/0f99706a13fd462bb931eb8eae3393af.png?resizew=170)
19-20九年级上·山东烟台·期中
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