已知
的半径
为
,圆心
到直线
的距离
为
,直线
与
的公共点个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976260cbf5e30856d4fd37a4b0a671a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/095ab4a92bf822e175d370e6d0c8a730.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
A.0个 | B.1个 | C.2个 | D.以上都不对 |
更新时间:2024-02-01 14:15:25
|
【知识点】 判断直线和圆的位置关系解读
相似题推荐
单选题
|
较易
(0.85)
名校
【推荐1】圆的半径是
cm,如果圆心与直线上某一点的距离是
cm,那么该直线和圆的位置关系是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9c6ad91b31603e0d323c560726ef08d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9c6ad91b31603e0d323c560726ef08d.png)
A.相离 | B.相切 | C.相交 | D.相交或相切 |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】已知
的半径等于
,圆心
到直线
的距离为
,则直线
与
的公共点的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80b1fe1b971b780e443a9b13621611c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce710269ec0786472cad1bb73ee7d3ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
A.0 | B.1 | C.2 | D.无法确定 |
您最近一年使用:0次