底面积是85平方厘米,高是12CM的圆锥的体积是()立方厘米,与它等底等高的圆柱的体积是()立方厘米
人气:313 ℃ 时间:2020-05-20 02:28:08
解答
底面积是85平方厘米,高是12CM的圆锥的体积是(85×12×1/3=340)立方厘米,与它等底等高的圆柱的体积是(85×12=1020)立方厘米
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