圆柱体体积是87.92立方分米,如果把锯成两段圆木,表面积增6.28分米,长是多少?
圆柱体体积是87.92立方分米,如果把锯成两段圆木,表面积增6.28分米,长是多少?
数学人气：367 ℃时间：2019-09-30 07:22:36
优质解答
87.92÷(6.28÷2)=28分米
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