1 . 如图,正方体
的棱长为1,
分别为棱
,
的中点,则三棱锥
的体积为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/27/2f52d163-25b4-449a-a132-2dea716fda19.png?resizew=173)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad056c25c0fdcbcc765eb5cbc6093f2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66fb71b75b63594ebeeeebd1963eed5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/499b4619511ea9fb89a7bdf8d8fb20fa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/27/2f52d163-25b4-449a-a132-2dea716fda19.png?resizew=173)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-12-26更新
|
546次组卷
|
2卷引用:2022年9月《浙江省新高考研究卷》(全国I卷)数学试题(五)