已知直线
经过点
且方向向量为
,则原点
到直线
的距离为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16fe197658a03ee6d40a80c5a7c70bb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efe3a946404ef2f045737c440e8817ed.png)
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16-17高二下·上海金山·期末 查看更多[5]
上海市金山中学2016-2017学年高二下学期期末考试数学试题上海市宜川中学2018-2019学年高三上学期12月月考数学试题上海市杨浦区2017届高三上学期期末质量调研数学试题(已下线)课时33 点到直线的距离-2022年高考数学一轮复习小题多维练(上海专用)(已下线)模块11 坐标平面上的直线-2022年高考数学一轮复习小题多维练(上海专用)
更新时间:2017-07-01 17:06:03
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解题方法
【推荐1】空间直角坐标系
中,过点
且一个法向量为
的平面
的方程为
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且方向向量为
的直线
的方程为
,阅读上面材料,并解决下面问题:已知平面
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与
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【推荐2】已知直线
过点
,
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__________ .
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【推荐1】已知圆
关于直线
对称,过点
作圆
的两条切线,切点分别为
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【推荐2】如图所示,在平面直角坐标系中,已知直线l:
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