問題詳情
29. 如圖(十二)，長方形 ABCD 中，E 為 
中點，作∠AEC的角平分線交 
於 F 點。若 
= 6 ，
= 16，則 
的長度為何？
(A) 4
(B) 5
(C) 6
(D) 8
參考答案
無參考答案
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