問題詳情
10.如圖(10)，四邊形 ABCD 為圓內接四邊形，E 點為 
延長線的交點，F 點為 
延長線的交點，若∠DAB＝50°、∠F＝35°，則∠E＝？
(A) 35°
(B) 40°
(C) 45°
(D) 50°
參考答案
無參考答案
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