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一个几何体的三视图如图所示,那么此几何体的侧面积(单位:cm2)为( ) A.4...

一个几何体的三视图如图所示,那么此几何体的侧面积(单位:cm2)为(    )

 

说明: 6ec8aac122bd4f6e

 

A.48               B.64

C.80               D.120

 

C 【解析】略
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