题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085428-87586.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085428-92175.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085428-30146.gif)
且四边形
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085429-77826.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085429-74223.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085429-77826.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085429-52687.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085429-77826.gif)
![]() |
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085430-18592.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085429-77826.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085431-35137.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085431-58249.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085431-37660.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085431-90304.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085431-37660.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085431-31905.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085431-37660.gif)
又平面
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085431-88108.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085431-82400.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085432-42003.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085432-28910.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085432-63768.gif)
又
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085432-99583.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085429-77826.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085432-42003.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085429-77826.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085432-39535.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085429-77826.gif)
同理,
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085429-52687.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085429-77826.gif)
核心考点
举一反三
(1)两个相交平面有不在同一直线上的三个公共点;
(2)经过空间任意三点有且只有一个平面;
(3)一个角一定是平面图形;
(4)在空间两两相交的三条直线必共面.
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085419-62758.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085420-87392.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085420-66112.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085420-23932.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085420-58483.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085421-31417.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085421-13691.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085409-50216.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085409-12504.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085409-82246.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085409-94150.gif)
A.过平面外一点有无数条直线和这个平面垂直 |
B.过平面外一点有无数个平面和这个平面平行 |
C.过平面外一点存在无数个平面和这平面垂直 |
D.过平面外一点只有一条直线与这个平面平行 |
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022085354-66255.jpg)
图2-5
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