名校
解题方法
1 . 如图,在四棱锥
中,底面ABCD是边长为1的菱形,
,
底面ABCD,
,M为OA的中点,N为BC的中点.
![](https://img.xkw.com/dksih/QBM/2022/9/26/3074962496315392/3077487675555840/STEM/89ab3db848a149f798a7b2df16dded4a.png?resizew=180)
(1)证明:直线
面OCD;
(2)求点B到平面OCD的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a5faf3cbb633fc4294c8ce703c64c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94d01872723102269f05c9d1b77c6e34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4317430d5a2b61d9a2a88b73e7d7ad39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9774f83067ed956a551bc41adcce0469.png)
![](https://img.xkw.com/dksih/QBM/2022/9/26/3074962496315392/3077487675555840/STEM/89ab3db848a149f798a7b2df16dded4a.png?resizew=180)
(1)证明:直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1eaa5e336f830a3e5cd60ff7a756f3ef.png)
(2)求点B到平面OCD的距离.
您最近一年使用:0次
2022-09-30更新
|
699次组卷
|
2卷引用:上海市松江二中2023届高三上学期9月月考数学试题
名校
解题方法
2 . 如图,长方体
的底面为边长为1的正方形.
(1)求证:直线
和
为异面直线.
(2)若异面直线
与
所成角的大小为
,求直线
到底面
的距离.
(3)若平面
上有且仅有一点到顶点
的距离为2,棱
的中点为
,求点
到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/26/4ff5c723-dbeb-44f9-8e57-bc995bf83208.png?resizew=165)
(1)求证:直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b470c4e195cf7a07b7a331ce4b436e03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8772aa893a9c1d40f714cb25701701.png)
(2)若异面直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8772aa893a9c1d40f714cb25701701.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5bca00fa20e6e80480b9d06d2e52ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cfbc0b5a8fbde804bd8425a4b76d207.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
(3)若平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22adbc0da438220f9cace11b629d799b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c09afc70f448545336304333d5b5658b.png)
您最近一年使用:0次
名校
解题方法
3 . 下列四个正方体图形中,
为正方体的两个顶点,
分别为其所在棱的中点,能得出
平面
的图形的序号是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9369aed2d8309af46ac3eaffb9cce537.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68fdb2b9d6a4a54ed1328c5b3adcf7b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52173c8cc44246823c2bee21a783b731.png)
![](https://img.xkw.com/dksih/QBM/2021/4/29/2710370656493568/2814489957548032/STEM/ee97f255-6bdb-4af0-b787-f0da44dab942.png?resizew=544)
您最近一年使用:0次
2021-09-23更新
|
1041次组卷
|
6卷引用:上海市曹杨第二中学2022-2023学年高二上学期12月月考数学试题
上海市曹杨第二中学2022-2023学年高二上学期12月月考数学试题北师大版(2019) 必修第二册 金榜题名 进阶篇 四十四 直线与平面平行(已下线)第35讲 直线、平面平行的判定及性质(练) — 2022年高考数学一轮复习讲练测(课标全国版)(已下线)专题24直线、平面平行的判定与性质-2022年高三毕业班数学常考点归纳与变式演练(文理通用)(已下线)8.5 空间直线、平面的平行(精练)-2021-2022学年高一数学一隅三反系列(人教A版2019必修第二册)北京名校2023届高三一轮总复习 第8章 立体几何 8.2 空间中平行关系的判定及其性质
名校
4 . 如图,在三棱柱
中,
=2
,且
,
⊥底面ABC,E为AB中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/26bcee3f-3f1a-4bd0-97f5-20c9416c111e.png?resizew=160)
(1)求证:
平面
;
(2)求二面角
的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32d306eb8f0d127a7e9e26cde6a7e6cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cad7b03f934718b18ce34cdf0b85863.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/26bcee3f-3f1a-4bd0-97f5-20c9416c111e.png?resizew=160)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd597851c0db4e4de4769e10e09383b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a98287a302228ece1fa53c5c66c590f.png)
(2)求二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0397fff96574dbb83280ecb5fed6398d.png)
您最近一年使用:0次
2022-03-22更新
|
661次组卷
|
5卷引用:上海市松江二中2021-2022学年高二上学期9月月考数学试题
名校
解题方法
5 . 如图,在四棱锥
中,底面
为矩形,平面
平面
,
,
,E为AD的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/9/e03b9bcf-99ed-4604-8714-23ded1ccaab2.png?resizew=187)
(1)求证:
;
(2)在线段PC上是否存在点M,使得
平面PEB?请说明理由
![](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/93edc7bb513f40a89173121c8570cd65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0453cfd7e92bf7746a88280b9e7b580.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62974d34de3a12418d6b700420afd1b2.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/9/e03b9bcf-99ed-4604-8714-23ded1ccaab2.png?resizew=187)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac2ef99db257cc1acb08e3a5e0006d49.png)
(2)在线段PC上是否存在点M,使得
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0457394ce4f2dc8d940c565c94dcf557.png)
您最近一年使用:0次
解题方法
6 . 如图,已知点是平行四边形
所在平面外的一点,
,
分别是
,
的中点,求证:
平面
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/1/c0d58317-a32e-4fe2-bd59-1a49d1ec32e3.png?resizew=173)
您最近一年使用:0次
7 . 如图,在正方体
中,点M,N,P,E,F分别是
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/29/6b92fa9d-e2d1-4e45-bc75-e0d843356e76.png?resizew=174)
(1)证明:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
平面
;
(2)求
与面
所成角的正弦值;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d3062a2e1d37f6277b2627b560df51f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/29/6b92fa9d-e2d1-4e45-bc75-e0d843356e76.png?resizew=174)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d853e58bc8dd262f99df3827ead644f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fd17a66a2af938c89e46f22e4d893b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52173c8cc44246823c2bee21a783b731.png)
您最近一年使用:0次
名校
解题方法
8 . 如图,在四棱锥
中,
底面
,
是直角梯形,
,
,
,
是
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/10/b8fa2cf8-34a5-4525-8ebc-678d12324b03.png?resizew=184)
(1)求证:直线
平面
;
(2)求证:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fc56c77464a17a1e97b568762a3e2c6.png)
平面
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5f1897a7e856b42f8cee0f286ad913d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1134c8e3440abb6cd385af2c169037fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0fff774b4b0087a6f304ce930d359be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fd3c2e2199cd4565c05b949bc21fc37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/10/b8fa2cf8-34a5-4525-8ebc-678d12324b03.png?resizew=184)
(1)求证:直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e56fdf217165748fafe938b64fa08179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b7c83470489253394bd288d7c920df.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fc56c77464a17a1e97b568762a3e2c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a9bfa68259d7a331be323b2038d628a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852aabd89edffc1b94344ff3f1f31ccd.png)
您最近一年使用:0次
2023-01-09更新
|
287次组卷
|
2卷引用:上海市复旦大学附属中学2019-2020学年高二下学期4月月考数学试题
名校
解题方法
9 . 如图,在正方体
中,M、N、P分别是
、
和AB的中点,则下列关系:
①BM⊥AB;
②BM∥平面
;
③
;
④
⊥平面
,
正确的编号为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56f7ba05c54b3de1f4378f7c8eb58328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e3334853138fb74687d66b1e45f2fd9.png)
①BM⊥AB;
②BM∥平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274b5872d5b9cff3b4be8fe43e74d216.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/649655c62a1aa10ea1d6509db9c1cab1.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd94d3c3765c52e2d6375f1959686430.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274b5872d5b9cff3b4be8fe43e74d216.png)
正确的编号为
您最近一年使用:0次
2022-11-16更新
|
570次组卷
|
13卷引用:上海市晋元高级中学2023-2024学年高二上学期10月月考数学试题
上海市晋元高级中学2023-2024学年高二上学期10月月考数学试题(已下线)上海市华东师范大学第二附属中学2020-2021学年高二下学期开学考试数学试题上海市市西中学2022-2023学年高二上学期开学考数学试题(已下线)专题02简单几何体(7个考点)【知识梳理+解题方法+专题过关】-2022-2023学年高二数学上学期期中期末考点大串讲(沪教版2020必修第三册+选修一)(已下线)第05讲线线、线面、面面垂直的判定与性质(核心考点讲与练)(1)第10章 空间直线与平面 单元综合检测(难点)-2023-2024学年高二数学同步精品课堂(沪教版2020必修第三册)(已下线)10.3 直线与平面间的位置关系(第2课时)(七大题型)(分层练习)-2023-2024学年高二数学同步精品课堂(沪教版2020必修第三册)上海市朱家角中学2023-2024学年高二上学期期中数学试题上海市市北中学2023-2024学年高二上学期期中考试数学试题天津市南开中学2017-2018学年度高二第一学期期中考试数学(理)试题(已下线)专题8.12 空间直线、平面的垂直(一)(重难点题型检测)-2022-2023学年高一数学举一反三系列(人教A版2019必修第二册)(已下线)8.6.3平面与平面垂直——课后作业(巩固版)(已下线)8.6.1直线与直线垂直+8.6.2直线与平面垂直——课后作业(巩固版)
名校
10 . 在梯形
中,
,
,
,P为AB的中点,线段AC与DP交于O点(如图1).将
沿AC折起到
位置,使得平面
平面
(如图2).
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/11/7f4fd035-e109-4774-8bba-06663dbfbeae.png?resizew=495)
(1)求证:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
平面
;
(2)求二面角
的大小;
(3)线段
上是否存在点Q,使得CQ与平面
所成角的正弦值为
?若存在,求出
的值;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a11029ca6b4b9e7f777af0280cf163c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bbaccd578a43b2397c8bdd50592fa07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89ee6576c35c682bcb0eff43bd958d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac451db3443cabb204f96c31fd4a02e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6829c6214e60edbfbf1e31601c6bcb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feb3c5eea67eecdd13a2e6cd60d1d67e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efb49d869110f27140f5c1934143db2e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/11/7f4fd035-e109-4774-8bba-06663dbfbeae.png?resizew=495)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/638537c0a30676c73fea76c80e0f8bd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bde275553b4e49f5adffe606875c6ec3.png)
(2)求二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/845b65a3d273b6792d63f3d925cd4bc0.png)
(3)线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3be451ce5fad246389ccf4864929d81d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e95fa1c3bcd3d0464fcadf248e90ace.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80dbac2006d30c49943f0241fd976eb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b188172a322d69106c638e1603ac13f.png)
您最近一年使用:0次
2022-11-08更新
|
557次组卷
|
6卷引用:上海市青浦高级中学2022-2023学年高二上学期12月质量检测数学试题
上海市青浦高级中学2022-2023学年高二上学期12月质量检测数学试题北京市第五十七中学2021-2022学年高二上学期期末数学试题(已下线)第03讲 空间向量的应用-【帮课堂】2021-2022学年高二数学同步精品讲义(苏教版2019选择性必修第二册)北京市朝阳区清华大学附属中学朝阳学校2022-2023学年高二上学期期中考试数学试题广东省广州市第十六中学2022-2023学年高二上学期期中数学试题广东省广州市第五中学2023-2024学年高二上学期期中数学试题