题干

《九章算术》卷五商功中有如下问题:今有刍甍,下广三丈,袤四丈,上袤二丈,无广,高一丈,问积几何. 刍甍:底面为矩形的屋脊状的几何体(网络纸中粗线部分为其三视图,设网络纸上每个小正方形的边长为 1 丈),那么该刍甍的体积为(   )

A:4 立方丈

B:5 立方丈

C:6 立方丈

D:12 立方丈

上一题 下一题 0.0难度 选择题 更新时间:2015-09-11 06:26:00

答案(点此获取答案解析)

B

同类题4

阅读下面一首诗,完成下面题目。
                                                                                                                               无 题
                                                                                                                               李商隐
                                                                                                      相见时难别亦难,东风无力百花残。
                                                                                                      春蚕到死丝方尽,蜡炬成灰泪始干。
                                                                                                      晓镜但愁云鬓改,夜吟应觉月光寒。
                                                                                                       蓬山此去无多路,青鸟殷勤为探看。