题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024610-13702.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024610-75149.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024610-62633.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024611-24832.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024611-11741.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024611-50223.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024611-91855.png)
A.![]() | B.![]() | C.![]() | D.![]() |
答案
解析
圆
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024610-75149.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024613-16646.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024613-46309.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024613-50432.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024610-62633.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024613-54856.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024614-66873.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024614-71040.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024614-57633.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024601-78163.png)
A.![]() | B.![]() | C.![]() | D.![]() |
直线
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024550-62194.gif)
(1)求圆心C到直线
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024550-90102.gif)
(2)若直线
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024550-90102.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024550-48656.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024546-71132.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024542-17611.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108024539-10392.gif)
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