一个圆柱的底面直径是2cm,高是10cm,它的侧面积是3i:a'J/]7X/?9K.[2p9Jcm2,表面积是:c8O(}(^,n4r*|4hcm2,体积是0e(h.J0t(M,fcm3。5I5j.S:J(M.s*B1a6t