名校
解题方法
1 . 已知点
,平面
经过点
且垂直于向量
,则点D到平面
的距离为 __ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3aa183bba027521db0edd9d30eeebea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07e4f1350354db7ad4ac8a0e72e7946f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/513b973d93804033067c5e435a42454d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
2024-01-30更新
|
81次组卷
|
6卷引用:福建省福州高级中学2023-2024学年高二上学期10月月考数学试题
福建省福州高级中学2023-2024学年高二上学期10月月考数学试题江苏省郑梁梅高级中学2022-2023学年高二下学期4月月考数学试题广东省江门市新会第一中学2023-2024学年高二上学期期中考试数学试题广东省江门市某校2023-2024学年高二上学期期中考试数学试题(已下线)通关练03 用空间向量解决距离、夹角问题10考点精练(58题) - 【考点通关】2023-2024学年高二数学高频考点与解题策略(人教A版2019选择性必修第一册)(已下线)专题03空间向量及其运算的坐标表示(5个知识点4种题型1个易错点)(2)
解题方法
2 . 如图,在长方体
中,
,
,点E在棱AB上移动.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/16/e353c198-1103-4cd8-8f56-71c3fb5ac52c.png?resizew=182)
(1)求证:
;
(2)当点E为棱AB的中点时,求点B1到平面ECD1的距离;
(3)当AE为何值时,平面D1EC与平面AECD所成角为
?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7d64fc81c857b124268609a8beb77b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/16/e353c198-1103-4cd8-8f56-71c3fb5ac52c.png?resizew=182)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44e1e061420efcad4a57e26cbe6cf8cb.png)
(2)当点E为棱AB的中点时,求点B1到平面ECD1的距离;
(3)当AE为何值时,平面D1EC与平面AECD所成角为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
您最近一年使用:0次
解题方法
3 . 如图,正方形
的中心为
,四边形
为矩形,平面
平面
,点
为
的中点,
.
![](https://img.xkw.com/dksih/QBM/2023/11/22/3373502836105216/3374095929327616/STEM/76bc878597194c239b65e8eb8ad5d568.png?resizew=185)
(1)求证:
平面
;
(2)求二面角
的正弦值;
(3)求点
到直线
的距离;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78d99e8d24911e1acefb8550277a4936.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd2da6efea58f84064d26ebe2a8d72a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a77f26a7be722e00baa984f769ec8d4.png)
![](https://img.xkw.com/dksih/QBM/2023/11/22/3373502836105216/3374095929327616/STEM/76bc878597194c239b65e8eb8ad5d568.png?resizew=185)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b8badfeb9e7556486e02ab60df4dd32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fa3254460ecbacecb3e57c5dce227f4.png)
(2)求二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b79a5a255fd706be9f5472c630edbe8.png)
(3)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31e55e398e8520d8a36fb5a625a085b8.png)
您最近一年使用:0次
名校
解题方法
4 . 如图,在多面体
中,四边形
与
均为直角梯形,
,
,
平面
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/13/b472770f-d7ad-4c3c-be2f-977bad241be9.png?resizew=132)
(1)已知点G为
上一点,
,求证:
与平面
不平行;
(2)已知点F到平面
的距离为
,求平面
与平面
的夹角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9165d9bfbb0f0d19eb482c2a4c1b29b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dde327febef2331a4766a79b433cc02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f571396be1aa4a8914a66f7d7abd6381.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3e927b7b2383ccded03838ae8b30b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd654221ab95fe241d9e0202443f2609.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dde327febef2331a4766a79b433cc02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eed15d0ed75bf936f224f931da5d950.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a8cd6ddff9a2a428200f66616fea83c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/13/b472770f-d7ad-4c3c-be2f-977bad241be9.png?resizew=132)
(1)已知点G为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90c3e1ce324fc3e667d8a563a0b3bfff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06e322e0c87479bba874db9ae9ba36b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/422210c777ac0d625bbd81cc7601bf9b.png)
(2)已知点F到平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/422210c777ac0d625bbd81cc7601bf9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d599cb4a589f90b0205f24c2e1fa021e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08052a312e4a29b6840a78850d666d92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10fc7991ea17d54ff5f4445ac5699463.png)
您最近一年使用:0次
2023-11-17更新
|
151次组卷
|
2卷引用:福建省福州市永泰县第一中学2023-2024学年高二上学期适应性练习数学试题
解题方法
5 . 如图,在四棱锥中,
底面
,点
为
的中点.
,
,则( )
A.![]() |
B.点![]() ![]() ![]() |
C.异面直线![]() ![]() ![]() |
D.![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
6 . 已知在空间直角坐标系
中,点
的坐标分别是
,
则点
到直线
的距离为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5e336d6ca2cae3d6e6c3810d7e521a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81687c0af83f550bcb802e2d82c76a61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f57612e5fab3ae53788671cec875750d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d4396d1cb50509c7f092e7172e577e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
名校
解题方法
7 . 在边长为2的正方体
中,点
到平面
的距离为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6795cae2df43a722e1355e9562d93c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7935fe3125f247b7bea4f065ce9ad985.png)
您最近一年使用:0次
2023-11-15更新
|
194次组卷
|
2卷引用:福建省福州市山海联盟教学协作校2023-2024学年高二上学期期中联考数学试题
名校
解题方法
8 . 在直三棱柱
中,D,E分别是
,
的中点,
,
,
.
(1)求点E到平面
的距离;
(2)取
靠近
的三等分点P,问线段
上是否存在点Q,满足
面
,若有,求出点Q的位置,若没有,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7ad3a578f403b9e6b97fa2dc955fc11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad1a56baf43ffdf67bc8460856e31fec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a3cc9cccfb4c260dac05f4ed57e8c10.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/7/7258a7e6-4e4e-49e9-afe8-6656cd3ebefb.png?resizew=150)
(1)求点E到平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73845d4d663b3de0b281611fe2c762fe.png)
(2)取
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ddc92d84d188c66b435664a7e7b5a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c01fdc7bc471af0b264a04aef0823e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b61346bd4091070ba84a4046f87f365.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bf9628142422a4884bd59538da6d312.png)
您最近一年使用:0次
解题方法
9 . 如图,在正方体
中,
点
分别在棱![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62d1232aadddd1d91363a9bc513e60f1.png)
上,
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/4/c6e44fc8-c02b-4622-9e2c-20ed06b4b204.png?resizew=171)
(1)证明:
;
(2)求点
到平面
的距离;
(3)求平面
与平面
夹角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbbb48c435c1ea5452cd9c9dd05e53ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79605ff14863dd794c77e1d3639f625d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62d1232aadddd1d91363a9bc513e60f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22adbc0da438220f9cace11b629d799b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f85661853ea3026c45e1dccafd766247.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/4/c6e44fc8-c02b-4622-9e2c-20ed06b4b204.png?resizew=171)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5725827de1b4c5dc4c200b9fe8cfd5bd.png)
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61ecfa6cfca8b0c4e614aec4d8997e49.png)
(3)求平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61ecfa6cfca8b0c4e614aec4d8997e49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
您最近一年使用:0次
10 . 已知
,
,
,则点A到直线BC的距离为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b32ab04dd852329d5918b177c199eee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f6f9d8550d619061ab0ba1105ec6a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d04a00e46c1ffb335f73506041c66dc.png)
您最近一年使用:0次