問題詳情
6. 已知四邊形ABCD～四邊形EFGH，A、B、C、D的對應頂點依序為E、F、G、H，若∠A：∠B：∠C＝3：4：5，∠D＝72°，則∠F ＝？
(A) 72°
(B) 84°
(C) 96°
(D) 120°
(A) 72°
(B) 84°
(C) 96°
(D) 120°
參考答案
無參考答案
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