名校
1 . 直线
与直线
是圆C的两条切线,则圆C的面积是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b979396a703fb14715ba39232f5786a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/306b6e79f39d396ad32493c62224d8b8.png)
您最近一年使用:0次
2020-08-05更新
|
296次组卷
|
5卷引用:陕西省西安市长安区第一中学2023-2024学年高三上学期第一次质检(开学)数学试题
解题方法
2 . 设直线
,
方程分别为
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
_______ .
,
两条平行线间的距离为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2079ed7990a63ba8d786a05a1c89994.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/350fc0705cb7e5d6f9d11cc2887757e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dee3479a14c6e6f857a5568faf76440.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
您最近一年使用:0次
名校
3 . 已知平行直线
,则
与
之间的距离为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94c4f0da0bd4ea143e095c243878462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
您最近一年使用:0次