解题方法
1 . 在直三棱柱
中,
,
,平面
经过点A,且直线
与平面
所成的角为30°,过点
作平面
的垂线,垂足为H,则点
到平面
的距离为______ ,直线
与BH所成角的范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55a2310cbba5e050488cd9296eb195d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/077c956ac0eb05cf120e14f17413dfa2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
您最近一年使用:0次
2 . 如图甲,在矩形
中,
为
的中点,将
沿直线
翻折至
的位置,
为
的中点,如图乙所示,则( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/11/3363045e-7f1a-40e6-8ff4-4586c376ff05.png?resizew=346)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d483d64697d534891f1265441f6c515.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd0c32d9f3badb7e51233dd39a39fbb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ced082339dd40939681803c9cecf68b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bb49fdc6b6bbb2449fdf8a0de769d3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/11/3363045e-7f1a-40e6-8ff4-4586c376ff05.png?resizew=346)
A.翻折过程中,四棱锥![]() |
B.翻折过程中,存在某个位置的![]() ![]() |
C.当二面角![]() ![]() ![]() ![]() ![]() |
D.当四棱锥![]() ![]() ![]() ![]() |
您最近一年使用:0次
解题方法
3 . 如图,三棱台
中,平面
平面
,
,
的面积为
,
且
与底面
所成角为
.
(1)求点
到平面
的距离;
(2)求直线
与平面
所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8783bc74553bf44b61d999a0e4144bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96541f39f3f1feb7902b9457db1a5171.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/780d3f5f4c4419913c1232b7aae03ade.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2873cc55831ef240c0e172cf89ae29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0005e1ef60f6ddc5f9a83e3de1ef3b2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b5f215a42c4b7078d8d65923eb9980e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5bca00fa20e6e80480b9d06d2e52ee.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/10/49b6e504-bd49-478e-83a9-b04d5fe0e746.png?resizew=150)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/780d3f5f4c4419913c1232b7aae03ade.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1776d156423ea523de87fbca6c0b6019.png)
您最近一年使用:0次
解题方法
4 . 如图,棱长为2的正方体
中,
为棱
的中点,
为棱
上的动点(不与端点重合),则( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/10/ecc32f4a-4fbc-4acd-81b4-f33c185641f9.png?resizew=169)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fbafedc202bd0d86c4dfdece9f8f4fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/10/ecc32f4a-4fbc-4acd-81b4-f33c185641f9.png?resizew=169)
A.直线![]() ![]() |
B.存在点![]() ![]() ![]() |
C.当![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() ![]() |
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名校
5 . 如图,在四棱锥
中,底面ABCD为梯形,
,
.
(1)求点
到平面ABCD的距离;
(2)在棱
上是否存在点
,使得平面DBF与平面PBC夹角的余弦值为
?若存在,求出点
的位置;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ffc1e754954a86924402a0bc14d34d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76d8720b7fc8488adfa47321caff2566.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/8/02942b9f-e566-4908-860b-341c1cbe05c2.png?resizew=167)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)在棱
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ffd5c35bba71ea54c28622b6cf505d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
您最近一年使用:0次
2024-01-06更新
|
648次组卷
|
6卷引用:山东省菏泽市定陶区第一中学2023-2024学年高二上学期期末模拟数学试题
山东省菏泽市定陶区第一中学2023-2024学年高二上学期期末模拟数学试题湘豫名校联考2023-2024学年高二上学期1月阶段性考试数学试题河南省商丘市第一高级中学2023-2024学年高二上学期1月份半月考数学试卷(已下线)专题13 空间向量的应用10种常见考法归类(3)(已下线)第6章 空间向量与立体几何 章末题型归纳总结-【帮课堂】2023-2024学年高二数学同步学与练(苏教版2019选择性必修第二册)河南省信阳市信阳高级中学2023-2024学年高二下学期易错题回顾测试(开学)数学试题
解题方法
6 . 如图,在五面体
中,底面
为正方形,侧面
为等腰梯形,
,平面
平面
,
,
.
(1)求直线
到平面
的距离;
(2)求直线
与平面
所成角的正弦值.
![](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/b32c05247f6998d7a70d31d13be4148c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bd8a97f37156cec6592795da3941f87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb5a68a008a22d5a8cea5fe8dcf31e10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3611bbafb01e67e6b3bdf81857ac7d81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/518c01271fd11fa87af3e2ef4e66d169.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/20/ae2a6025-8e47-49fc-86df-3b3a47c85d49.png?resizew=158)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20af148464904e21f4374cc8fb886fba.png)
您最近一年使用:0次
解题方法
7 . 已知三棱锥
中,
,
平面
,
,则
到平面
的距离为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4278c0911e7df78965e78cff69cac5f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca6c58cd96a02af69710fe1cd2c6d57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4317430d5a2b61d9a2a88b73e7d7ad39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb802b0cd77d772dceff0d9ff6c879ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/183ec02812ee8cda06c714eb3cee0ad1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
您最近一年使用:0次
2024-01-07更新
|
147次组卷
|
2卷引用:山东省聊城市临清市实验高级中学2023-2024学年高二上学期12月月考数学试题
名校
解题方法
8 . 用一个平行于正三棱锥底面的平面去截正三棱锥,我们把底面和截面之间那部分多面体叫做正三棱台,如图,在正三棱台
中,已知
,则( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/29/5a650d44-04bd-47b0-9e74-fb207ec324e4.png?resizew=156)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50cb59da6e7882e4328b766777ee15d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/29/5a650d44-04bd-47b0-9e74-fb207ec324e4.png?resizew=156)
A.![]() ![]() ![]() |
B.直线![]() ![]() ![]() |
C.点![]() ![]() ![]() |
D.正三棱台![]() ![]() |
您最近一年使用:0次
解题方法
9 . 已知正方体
的棱长为
是棱
上的一条线段,且
,点
是棱
的中点,点
是棱
上的动点,则下面结论中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/246a3668a8ab3c59b9a664298c992d5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4901a7eda97d6a307db76c4fb196ba3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/394c5d2f55221975503be8aa18022480.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66fb71b75b63594ebeeeebd1963eed5.png)
A.![]() ![]() | B.![]() ![]() |
C.点P到平面![]() ![]() | D.二面角![]() ![]() |
您最近一年使用:0次
10 . 如图,在正三棱锥
中,
,E,F分别是
中点,M是
上一点,且满足
.
平面
;
(2)求点D到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891579e7c231584a8e16b8eeff79888e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba89b7da2fdee8ce57418098f7deb92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e17966797ec9e37f56c1193af65ebf7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a57bddefd839521ba5a4bb7eb40cf2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/932a04304f2d4975955d4baabb2deeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/681a14aec64cda52d732cbd436fa589f.png)
(2)求点D到平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6261790c66cc71ee3898afabad0c09f4.png)
您最近一年使用:0次