底面周长:25.12/4=6.28(米)
直径:6.28/3.14=2(米)
记得给我1分啊!
一个圆柱的侧面积25.12平方米,高是4米,底面周长是多少米?底面直径是多少米?
一个圆柱的侧面积25.12平方米,高是4米,底面周长是多少米?底面直径是多少米?
数学人气:712 ℃时间:2019-10-23 14:14:00
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