名校
解题方法
1 . 如图,在棱长为1的正方体
中,直线
到平面
的距离等于____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9539f8fb13345b449274b67bbda995db.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/30/6985be2d-a50c-48e5-b3d9-512687cfda24.png?resizew=167)
您最近一年使用:0次
2023-12-30更新
|
358次组卷
|
2卷引用:江苏省江阴市第一中学2024届高三上学期12月阶段测试数学试题
名校
解题方法
2 . 如图,四棱锥
的底面是边长为
的正方形,侧面
底面
,且
分别为棱
的中点.
(1)求证:
;
(2)求点
到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/342d452a7b850cd3a15b23619ad39bd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d81cb4e40c23af346691d5489983252d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2107ed4c826d711675d3c5b23e1b2c7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/eeb5fc1c-8179-4051-b200-f1231616e626.png?resizew=200)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50817ff14fb74ab1d509be07836699bd.png)
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9af29254fe60a392c249c5791279e9c8.png)
您最近一年使用:0次
2023-12-28更新
|
281次组卷
|
3卷引用:6.3 空间向量的应用 (1)
3 . 如图,在直角梯形
中,
,
,且
,现以
为一边向形外作正方形
,然后沿边
将正方形
翻折,使平面
与平面
互相垂直.
(1)求证:平面
平面
;
(2)求点
到平面
的距离
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0fff774b4b0087a6f304ce930d359be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1134c8e3440abb6cd385af2c169037fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0046177466c78f08d45449dc5639bf38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ecc1cb55a57dde481f8dd07ab150676.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ecc1cb55a57dde481f8dd07ab150676.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ecc1cb55a57dde481f8dd07ab150676.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/ed66e110-9d08-4051-bf6b-19e3241c7fa6.png?resizew=383)
(1)求证:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3547a914468b082d8d8741b974a03190.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9a814b70236a108be5d6e7ff271fe92.png)
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87c0bfeadcf17b2a45896071f07a4a5a.png)
您最近一年使用:0次
名校
解题方法
4 . 如图,直四棱柱
的高为3,底面是边长为4且
的菱形,
,
,
是
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/4e819e1c-2bea-4312-a2ed-2e08879897a7.png?resizew=175)
(1)求二面角
的大小;
(2)求点
到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea4f5eec0addba78f2e0cdfb7ecc59a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a23f01af749100e1888bba06268843db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f9a4a5e10517fe006882ceb00f9f9ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d817b898a4106c0fc24edee630a9eed9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/4e819e1c-2bea-4312-a2ed-2e08879897a7.png?resizew=175)
(1)求二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41cd197904de24044e1e7bd8960fffcc.png)
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c643d1581b072f4b61a2211828eb0569.png)
您最近一年使用:0次
5 . 如图,正方形
与梯形
所在的平面互相垂直,
,
,
,
,
为
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/4/16863845-c5b5-45d0-95e8-264ae938c9d8.png?resizew=163)
(1)求证:平面
平面
;
(2)求点
到面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ecc1cb55a57dde481f8dd07ab150676.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdb2dd10731b99c0f4f89ee957f8a239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10df84d553a8826a7ce9bff4bf0d95b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27db558e8db4c957654c8e5cecd2d2dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e673ef2d48215ca84a48377f17d6df00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/4/16863845-c5b5-45d0-95e8-264ae938c9d8.png?resizew=163)
(1)求证:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf9a6db3571fa57bfa2d5e4d44c51b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34be4e71cabf458f17a6cd7f24bc70af.png)
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34be4e71cabf458f17a6cd7f24bc70af.png)
您最近一年使用:0次
6 . 已知平面
的法向量为
,点
为平面
内一点,点
为平面
外一点,则点P到平面
的距离为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d6a13915f2e6b62129a7e58b7bdfbf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0c87e715647e1ef3f2053fa6c059944.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1f11f0083645c86895615c6563c5c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
2023-12-25更新
|
341次组卷
|
4卷引用:6.3 空间向量的应用 (5)
23-24高二上·全国·期末
解题方法
7 . 如图,在三棱柱
中,四边形
为菱形,
,
,
,平面
平面
,Q在线段上移动,P为棱
的中点.
![](https://img.xkw.com/dksih/QBM/2023/12/25/3396729386549248/3396783588081664/STEM/0db9a04b71be464e9730451eabd0f7dc.png?resizew=216)
(1)若Q为线段AC的中点,H为BQ中点,延长AH交BC于D,求证:
平面
;
(2)若二面角
的平面角的余弦值为
,求点P到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72f0d0e78101fef36a75b70ac7e7cf5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fba6dc92460fa44832398fd2868940.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a7b5adfcac0f46a4cd19da4ebb4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61cdaadeae37736a1e6dd93fa1fe712f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab3e0dba5705e1d749cfb21ebbb2ed93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://img.xkw.com/dksih/QBM/2023/12/25/3396729386549248/3396783588081664/STEM/0db9a04b71be464e9730451eabd0f7dc.png?resizew=216)
(1)若Q为线段AC的中点,H为BQ中点,延长AH交BC于D,求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a5edfe97aeab0cf16b40fa9d2e15f9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ffba8658b0023316117e1536cbf806.png)
(2)若二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39eefa58485e43a86a1931a2aa7222a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5ec70bc9d4f8f5df312e2f09ee3bcb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fed1f54c1b008a633326db4f20288c5.png)
您最近一年使用:0次
名校
解题方法
8 . 如图,四棱锥的底面为菱形,
平面ABCD,
,E为棱BC的中点.
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7a38e6c6dfde2b19b6b47f35a439a06.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b610c9b9948d88eda8de0fb8d1cf972.png)
您最近一年使用:0次
2023-12-25更新
|
1042次组卷
|
10卷引用:专题13 空间向量的应用10种常见考法归类(3)
(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)6.3 空间向量的应用 (4)上海市闵行区2022届高考二模数学试题(已下线)7.3 空间几何体积及表面积(精讲)(已下线)第20讲 空间向量与立体几何-3(已下线)专题11空间向量与立体几何必考题型分类训练-2上海市华东政法大学附属松江高级中学2023-2024学年高二上学期期中考试数学试卷上海市上海师大附属宝山罗店中学2023-2024学年高二上学期期末诊断调研数学试题江西省赣州市南康中学2024届高三上学期七省联考考前数学猜题卷(八)(已下线)3.4.2 求距离(六大题型)(分层练习)-2023-2024学年高二数学同步精品课堂(沪教版2020选择性必修第一册)
名校
解题方法
9 . 正方体
棱长为2,E,F分别是棱
,
的中点,M是正方体的表面上一动点,当四面体
的体积最大时,四面体
的外接球的表面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22adbc0da438220f9cace11b629d799b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba5627b81d85bbe3bc00f8d070bfd6fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba5627b81d85bbe3bc00f8d070bfd6fc.png)
您最近一年使用:0次
2023-12-22更新
|
722次组卷
|
2卷引用:江苏省连云港市灌云高级中学2024届高三下学期模拟数学试题
名校
解题方法
10 . 如图,已知四棱锥
的底面
是直角梯形,
,
,
,
平面
,
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34e0a957a55460c72673c0f2ee90dbb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc11331a7b2d2619b40ee6d34c3bd620.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af260e0d98c95d1e092dc4c6d348e3ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81981fd7b343f4fe2db8f36eb66c1ce7.png)
A.![]() ![]() ![]() |
B.![]() ![]() ![]() |
C.平面![]() ![]() ![]() |
D.![]() ![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2023-12-21更新
|
415次组卷
|
4卷引用:江苏省连云港高级中学2023-2024学年高二下学期期中考试数学试卷