問題詳情
9. 如下圖，四邊形ABCD為圓O的圓外切四邊形，若 
＝14公分、 
＝12公分，則四邊形ABCD的周長為多少公分？
(A) 20
(B) 22
(C) 26
(D) 52 公分
參考答案
無參考答案
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