试题与答案

一个圆柱的底面直径不变,若高增加2倍,那么,圆柱的体积扩大[ ] A.4倍 B.

题型:选择题

题目:

一个圆柱的底面直径不变,若高增加2倍,那么,圆柱的体积扩大[ ]

A.4倍 

B.2倍    

C.8倍 

答案:

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