解题方法
1 . 如图,在正方体
中,
为棱
上的动点,
平面
为垂足.给出下列四个结论:
;
②线段
的长随线段
的长增大而增大;
③存在点
,使得
;
④存在点
,使得![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
平面
.
其中所有正确结论的序号是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1c982eb645d77aa24c642fca6d72e10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c49adfabb11c35a6e72cde3af1483b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82cbb7fec64ae746256923b1a9479c9.png)
②线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3525ddc5153fada64eaf14e50b536542.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
③存在点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d643e10124279e8863fe3e21cba688b.png)
④存在点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/048e39e4ac8a62a129b6816dd18902ea.png)
其中所有正确结论的序号是
您最近一年使用:0次
名校
2 . 已知平面
的法向量为
,
,若直线AB与平面
平行.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46ed3259d3513d161c27bd01039a0750.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cc4fbeeef1fc01d22ffe929411ceea9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
您最近一年使用:0次
2024-01-26更新
|
208次组卷
|
2卷引用:北京市顺义区2023-2024学年高二上学期期末质量检测数学试题
名校
3 . 已知平面α的一个法向量为
,点
为平面α内的一点,则点
与平面α的关系为 _____ ;点
与平面α的关系为 _____ (用
,
等集合符号填空).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ececa11cb75e4e43fefca40a0541a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3764c8c829ec1c1d17bab5436832c1ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e70386db9eb5390030c1934652d4c42e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8796677dd6e95139e64ff3cfccf6fe2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a02d44492b51b0e08208fdc0d1707025.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e581739cffb5676d997a58ab10d58880.png)
您最近一年使用:0次
名校
4 . 直线
的方向向量为
,直线
的方向向量为
,平面
的法向量为
,
,
,则
、
、
的值依次为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b26819e350d113b127a44084382c0696.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a314eedac8515380b405472bdaea3a90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7439626392d36c8e670228a59eaae13b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84b6e422b2e6f6dada4d8c369559a077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b59b1a01a6da42ff2a41e5b91ea301ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1100379a4385b9ce064847bc21760adc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f435efcc7869eec21bdba1ed81dc3f5.png)
您最近一年使用:0次
名校
解题方法
5 . 若空间中有三点
,则点
到平面
的距离为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9043d780ad08b437b263db8c436c6bbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c10cf8d3369477b047830fca8e572ed7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
您最近一年使用:0次
2022-12-02更新
|
584次组卷
|
2卷引用:北京市中国人民大学附属中学2022-2023学年高二上学期数学期末复习试题(1)
解题方法
6 . 已知点
是平行四边形
所在平面外一点,如果
,
,
.给出下列结论:①
;②
;③
是平面
的一个法向量.其中正确的是__________ .(填序号).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d72d0d8794f58da9b62aec6f5ff89749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bec37ea7e6a6d5c4c4673f31a0bb2d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41d978b8db42670d3f067a3549d7892d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d390782b8ea7016628ee68403dcbfbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4b7efcc776e3479d01484cd468c6894.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7239b3f2d88c2e45e17e5de9ae1a332.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
您最近一年使用:0次
7 . 在空间直角坐标系中,点
为平面ABC外一点,其中
,若平面ABC的一个法向量为
.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
____________ ;点P到平面ABC的距离为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccfe586bfc419decc0b766798971ff11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bcec9d54ddf4c9c88f78472c7b0981f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/746c53b1c097d60eb5005c167027cc0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次
8 . 已知
,则平面
的一个法向量的坐标为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b891e967dd043f89a7c131d8f0fc4015.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
您最近一年使用:0次
2022-10-05更新
|
724次组卷
|
4卷引用:北京师范大学第二附属中学2022-2023学年高二上学期期中考试数学试题
北京师范大学第二附属中学2022-2023学年高二上学期期中考试数学试题湖南省郴州市永兴县童星学校2022-2023学年高二上学期第一次月考数学试题(已下线)1.4.1用空间向量研究直线、平面的位置关系 (第1课时)(已下线)1.4.1 用空间向量研究直线、平面的位置关系【第一课】
9 . 平面
的法向量为
,若向量
,则直线
与平面
的位置关系为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7a1df960feef63dec4790d63f52279.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65d3ae41585bbef3eb89927e84f8381f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
2021-11-21更新
|
427次组卷
|
2卷引用:北京市海淀区2021-2022学年高二上学期期中考试数学试题
名校
10 . 已知两个平面
,
的法向量分别是
和
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7990349c87017f2ca70ec5d462b311b.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/010a40fdec414fa9c92828b95e4d3a42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b06675009ebdc1f24747108633c7f047.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/384a65ca1ee3d7d86b988ca34c885e18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7990349c87017f2ca70ec5d462b311b.png)
您最近一年使用:0次
2021-04-11更新
|
604次组卷
|
3卷引用:北京市第十二中学2020-2021学年高二上学期期末考试数学试题