解题方法
1 . 若与
轴相切的圆
与直线
也相切,且圆
经过点
,则圆
的直径为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04f19a2e857946e5dec7c134838ee074.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5532d6c5dd80ac10821366d051b8b2b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.2 | B.2或![]() | C.![]() | D.![]() ![]() |
您最近一年使用:0次
2023-04-20更新
|
1121次组卷
|
5卷引用:上海市普陀区桃浦中学2022-2023学年高二下学期期中数学试题
名校
2 . 已知圆
与直线
相切,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94e257533ef22c60474bde00302c8445.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45a852d7c0d181966ac42e482475278a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次