1 . 如图,在棱长为1的正方体
中,M,N分别是
的中点,过直线
的平面
平面
,则平面
截该正方体所得截面的面积为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf68723c4314474427a26628c973f499.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87a60be170a52db82cf37b30db0cde26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1885efcff0b903e314057dd153578600.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/3/b77cdcab-d6e4-41d7-80e2-0f51d5e06a65.png?resizew=160)
您最近一年使用:0次
2020-07-10更新
|
276次组卷
|
2卷引用:安徽省滁州市定远县民族中学2021-2022学年高三下学期期中考试数学(文)试题