問題詳情
4.已知=9 公分,作
的垂直平分線時,以 A、B 為圓心,適當長為半徑畫弧,則下列哪一個長度不可作為畫弧時的半徑?
(A) 10 公分
(B) 7 公分
(C) 5.9 公分
(D) 4.5 公分。
參考答案
無參考答案
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