求下面各体图形的表面积和体积(单位CM)1.圆柱形竖着的直径4cm宽6cm2图发了过去画的不是很好但是看懂就可以了
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求下面各体图形的表面积和体积(单位CM)1.圆柱形竖着的直径4cm宽6cm2图发了过去画的不是很好但是看懂就可以了
求下面各体图形的表面积和体积(单位CM)
1.圆柱形竖着的直径4cm宽6cm
2图发了过去画的不是很好但是看懂就可以了
求下面各体图形的表面积和体积(单位CM)1.圆柱形竖着的直径4cm宽6cm2图发了过去画的不是很好但是看懂就可以了
第一个的体积是 s*h=3.14*2*2*6=结果
表面积2*3.14*2*6=结果
第二个
体积4*6*8=结果
表面积=2*(4*6+4*8+6*8)=结果
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