2024高一下·全国·专题练习
1 . 判断正误,正确的填“正确”,错误的填“错误”.
(1)若直线l与平面
内的无数条直线垂直,则
.( )
(2)若
,则
.( )
(3)若直线l与平面
垂直,则直线l与平面
内所有直线所成的角均为90°.( )
(4)若直线l与平面
所成的角为0°,则直线
平面
.( )
(1)若直线l与平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e380108ba2cf04e68a5a9393d2b921c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48ce61dd4a278e60a82ac310d558543b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4d6a7aec04e1d5768ef830b534460a7.png)
(3)若直线l与平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(4)若直线l与平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23976db53f05b3d5d791c4d736a7184d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
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