問題詳情
8. 如圖(五),有一平行四邊形 ABCD 與一正方形 CEFG, 其中 E 點在 AD 上。若 ∠ ECD = 35°, ∠ AEF= 15°,則 ∠ B 的度數為何?
(A) 50
(B) 55
(C) 70
(D) 75

(A) 50
(B) 55
(C) 70
(D) 75
參考答案
答案:C
難度:簡單0.758197
統計:A(17),B(25),C(185),D(17),E(0)
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