問題詳情
6. ( )如下圖， 
是∠BAC 的角平分線，圖中三個弧是作角平分線 的過程所留下的痕跡；我們可以利用△FAD 
△EAD 來說明∠CAD＝∠BAD，繼而證明 是∠BAC 的角平分線。試問我們是利用尺規作圖的痕跡的一個全等性質得到△FAD △EAD？
(A) SSS
(B) SAS
(C) ASA
(D) AAS 
參考答案
無參考答案
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