一个圆锥的体积是235.5立方厘米,高9厘米,则底面积是( ),底面半径是( )
一个圆锥的体积是235.5立方厘米,高9厘米,则底面积是( ),底面半径是( )
数学人气:943 ℃时间:2019-09-27 20:13:20
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一个圆锥的体积是235.5立方厘米,高9厘米,则底面积是(78.5平方厘米 ),底面半径是( 5厘米)
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