名校
1 . 如图,在四棱锥
中,平面
平面PAD,
,
,正三角形PAD的边长为2.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/24/63ef7254-7a9c-450d-afe9-8204271e4a1c.png?resizew=162)
(1)求证:
平面PAD;
(2)若
,
,求平面PAD与平面PBC所成的锐二面角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf9a6db3571fa57bfa2d5e4d44c51b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/413c799e8fb983e6274ec4be9ff6c431.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f79863ffcfa63117ca6741b20a48e69.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/24/63ef7254-7a9c-450d-afe9-8204271e4a1c.png?resizew=162)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21f9157fce2a8339d281178c7c0bccbe.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/833cfda415649b832cc136caed392753.png)
您最近一年使用:0次
2 . 如图,三棱锥
中,
,
,
,E为
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/27/73000cff-6b06-4c1f-9297-0cc7d5fdc277.png?resizew=186)
(1)证明:
;
(2)点F满足
,求平面
和平面
所成的锐二面角.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891579e7c231584a8e16b8eeff79888e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d3d6fb3406ff7fabf9c3b5c7541c67d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff9c7cbcc38b28d45c8539710e5b260a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d495d6bb2cf4e141d2055a9f7072018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/27/73000cff-6b06-4c1f-9297-0cc7d5fdc277.png?resizew=186)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0de882caea347e2bd6fcd426caa13b8.png)
(2)点F满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028a14cd09c33f7e6d9fdc184b5fe64b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ddc76d96d6951ebfef3fe63892a1114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/437bc0b5b7815c77b4956f194fc6ef52.png)
您最近一年使用:0次
解题方法
3 . 如图所示,在正方体
中,E为线段
上的动点,则下列直线中与直线CE夹角为定值的直线为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/27/e9624614-ef43-4edd-8de1-fd9afb2ff006.png?resizew=167)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/27/e9624614-ef43-4edd-8de1-fd9afb2ff006.png?resizew=167)
A.直线![]() | B.直线![]() |
C.直线![]() | D.直线![]() |
您最近一年使用:0次
4 . 如图,已知正方形ABCD和矩形ACEF所在的平面互相垂直,
,
,M是线段EF的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/3/3958a892-d10d-47f4-a666-da956c78f6c0.png?resizew=177)
(1)求证:
;
(2)求证:
平面BDE;
(3)求二面角
的大小.(用反三角表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0cee0f36dc452e58086832c0152b641.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/3/3958a892-d10d-47f4-a666-da956c78f6c0.png?resizew=177)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e46ba5224d2f60ef6938717a4c48ccd.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f33fa5152ba27f7b8a28890cefca219.png)
(3)求二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4019805fed3b6cca619f4035e7618cd0.png)
您最近一年使用:0次
解题方法
5 . 已知正方体
中,棱长为1,求
(1)异面直线AB与
所成角;
(2)直线
与平面ABCD所成角;(用反三角表示)
(3)矩形
绕直线
旋转一周所得几何体的表面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/3/3323cd1b-c1c4-4c91-ac89-5f031601c040.png?resizew=168)
(1)异面直线AB与
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e539f26ed5e0b20ff7220559324869a4.png)
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ee8456443402a25b1e25d35ff7e1c98.png)
(3)矩形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9edc50f7febbc2d5d8dcdc23a3630a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a851907ada2ac2c3c4880a6736d28a.png)
您最近一年使用:0次
名校
6 . 如图,设
是底面为矩形的四棱锥,
平面
.
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/2/90640926-e2b5-46e7-9917-9e17876e68f5.png?resizew=164)
(1)若
,求四棱锥
的体积;
(2)若直线
与平面
所成的角的大小为
,求直线
与平面
所成的角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.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/f83a04565a8ebaa111894b724b0ba266.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/2/90640926-e2b5-46e7-9917-9e17876e68f5.png?resizew=164)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e4125524caac016727c80d2722c5ba3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e582d73b96ba649378379c3074d506d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b675e591d474c5a777a728b4df96b603.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
您最近一年使用:0次
名校
解题方法
7 . 已知
、
分别是正方体
的棱
、
的中点,求:
(1)
与
所成角的大小;
(2)二面角
的大小;
(3)点
在棱
上,若
与平面
所成角的正弦值为
,请判断点
的位置,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/26/272cab81-ee03-427b-8075-168f579977ce.png?resizew=142)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10d8eb4a9f462ca0c1d49c3fe91e720d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
(2)二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1d945b178e6db6fa78e3fe5610b2d39.png)
(3)点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9399c9a2a31b0e3165aea2d6ccc4f7c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9961e091f180e964a962adf6916f33c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffb71379c2a28a42f454ec4f3cf01a67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
您最近一年使用:0次
2023-06-20更新
|
646次组卷
|
6卷引用:上海市复兴高级中学2023-2024学年高二上学期期中数学试题
上海市复兴高级中学2023-2024学年高二上学期期中数学试题上海市宝山区2022-2023学年高二下学期期末数学试题(已下线)第11讲 用空间向量研究距离、夹角问题11种常见考法归类-【暑假自学课】2023年新高二数学暑假精品课(人教A版2019选择性必修第一册)(已下线)专题1.6 空间角的向量求法大题专项训练(30道)-2023-2024学年高二数学举一反三系列(人教A版2019选择性必修第一册)上海大学附属中学2023-2024学年高二上学期9月月考数学试题上海市宝山区上海师大附属宝山罗店中学2023-2024学年高二下学期第一次诊断性测试(3月)数学试卷
名校
解题方法
8 . 已知
和
所在的平面互相垂直,
,
,
,
,
是线段
的中点,
.
(1)求证:
;
(2)设
,在线段
上是否存在点
(异于点
),使得二面角
的大小为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1ae752bc1732e638f35cc08e347a5b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a7b5adfcac0f46a4cd19da4ebb4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fffa3d9c32da53b0ea0c338012ea20c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d783fe7f3ce673d5d21281174e7a7968.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4151e948feebdf7b91fbe739feafa9bc.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30b0393ce62b24aa5f9b740d4cc6743b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4b820c84570da9c38d0a81c22788b76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
您最近一年使用:0次
2023-05-31更新
|
606次组卷
|
3卷引用:上海市虹口高级中学2023-2024学年高二上学期期中数学试题
名校
解题方法
9 . 如图1,在等腰直角三角形
中,
分别是
上的点,
为
的中点.将
沿
折起,得到如图2所示的四棱锥
,其中
.
![](https://img.xkw.com/dksih/QBM/2022/11/3/3101878167298048/3102546276319232/STEM/c06e270e3a814fb09ae101e1b01ac2a5.png?resizew=409)
(1)求证:
平面
;
(2)求二面角
的大小;(结果用反三角函数值表示)
(3)求点
到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3355a185c8777425df5d15a6276c1263.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5881068127a39caf319492b4177204f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e05431a2a292b824927c313916315670.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be7527d873655c33ebcd1f2b14a9315c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f75d881d8d0356e4c21c915423e6ddae.png)
![](https://img.xkw.com/dksih/QBM/2022/11/3/3101878167298048/3102546276319232/STEM/c06e270e3a814fb09ae101e1b01ac2a5.png?resizew=409)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d020a9a555c8992a24992d63a4981bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fa7bbd7831e9ff4f8cffc8889d34f05.png)
(2)求二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff0a49b9a3976893039103a7ba3727e1.png)
(3)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1530d93834fbafba5f7217778ea90442.png)
您最近一年使用:0次
名校
解题方法
10 . 如图,在正方体
中.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/12/575bc06b-e9a2-49ad-9740-9ed29408b544.png?resizew=159)
(1)求异面直线
和
所成角的大小;
(2)求二面角
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/12/575bc06b-e9a2-49ad-9740-9ed29408b544.png?resizew=159)
(1)求异面直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ee8456443402a25b1e25d35ff7e1c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
(2)求二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ce93d167f4591e845358ee3190e1f7c.png)
您最近一年使用:0次
2021-11-14更新
|
543次组卷
|
10卷引用:上海市鲁迅中学2022-2023学年高二上学期期中数学试题
上海市鲁迅中学2022-2023学年高二上学期期中数学试题上海交通大学附属中学2021-2022学年高二上学期期中数学试题上海市大同中学2022-2023学年高二上学期期中数学试题(已下线)高二下期中真题精选(常考60题专练)-【满分全攻略】2022-2023学年高二数学下学期核心考点+重难点讲练与测试(沪教版2020选修一+选修二)上海外国语大学附属浦东外国语学校2023-2024学年高二上学期期中考试数学试卷(已下线)期中真题必刷常考60题(22个考点专练)-【满分全攻略】2023-2024学年高二数学同步讲义全优学案(沪教版2020必修第三册)上海市黄浦区大同中学2022届高三上学期12月月考数学试题上海市进才中学2022届高三下学期3月月考数学试题(已下线)重难点01 空间角度和距离五种解题方法-【满分全攻略】2022-2023学年高二数学下学期核心考点+重难点讲练与测试(沪教版2020选修一+选修二)(已下线)高二 期中模拟卷(原版卷)