問題詳情
23.已知有一個側面為拋物線，內部最深為6公分的碗，及一個邊長為4公分的正立方體(如立體圖)；今將正立方體放入碗內，恰使正立方體的頂面與碗的開口面相切齊(如剖面圖)。試問開口a之值為何？
(A)2 
(B) 
(C) 
(D)8
參考答案
答案：B
難度：計算中-1
書單：沒有書單，新增
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