名校
解题方法
1 . 如图,在四棱锥
中,
平面
,底面
为正方形,
,
分别是
,
的中点.
平面
;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a1b49f64e0065edad868b25e9fcada3.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/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57f9d682e5d3cc8573574d8d11636758.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852aabd89edffc1b94344ff3f1f31ccd.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b6cc3789c0e9b7d1226aa0de3327599.png)
您最近一年使用:0次
名校
解题方法
2 . 三棱锥
中,
面
,
、
分别是
、
中点,过
的一个平面交面
于
.
;
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92dbb4a08b5906ee4b6d74fcd9287974.png)
![](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/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90da62f1614568a0b1e5e47ea85e7e3c.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/237a03b75c6d78bbf9c20396d8c446c4.png)
您最近一年使用:0次
2023-08-05更新
|
691次组卷
|
4卷引用:北京市平谷区2022-2023学年高一下学期期末数学试题
北京市平谷区2022-2023学年高一下学期期末数学试题【北京专用】专题14立体几何与空间向量(第三部分)-高一下学期名校期末好题汇编(已下线)专题06 空间中点线面的位置关系6种常考题型归类(1)-期期末真题分类汇编(北京专用)四川省南充市南部中学2023-2024学年高一下学期第二次月考数学试题
名校
解题方法
3 . 如图,在长方体
中,
,
,点
和点
在棱
上,且
.
平面
;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55a2310cbba5e050488cd9296eb195d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27db558e8db4c957654c8e5cecd2d2dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c51c82ce87faf5fb5300e41726e77106.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f33fa5152ba27f7b8a28890cefca219.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfaf581b4f42a25087f7eee23a7d66b6.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe9817fddbb5ececa7290372e576ea47.png)
您最近一年使用:0次
2023-08-02更新
|
989次组卷
|
2卷引用:北京市海淀区清华大学附属中学2022-2023学年高一下学期期末考试数学试题
解题方法
4 . 如图,在正方体
中,
,
分别为
,
的中点.
平面
;
(2)求证:
;
(3)求证:
,
,
,
四点共面.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](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/394c5d2f55221975503be8aa18022480.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fbafedc202bd0d86c4dfdece9f8f4fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81cd138921c73b4cd561adf3c5e1003b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc9e71a5b01119a28986d1b83fd39d87.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a778e0635e340c5dd443d8ba15f8470.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
您最近一年使用:0次
名校
解题方法
5 . 如图,在四棱锥
中,底面
是边长为a的正方形,
平面
.若
,则直线
与平面
所成的角的大小为( )
![](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/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00803e67a5d417a9a4dc00277fca778b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f747eb5b2d21c9de962cbfd4ec4bb7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-12-10更新
|
997次组卷
|
8卷引用:北京市朝阳区清华大学附属中学朝阳学校2022-2023学年高一下学期期中考试数学试题
北京市朝阳区清华大学附属中学朝阳学校2022-2023学年高一下学期期中考试数学试题北京高一专题09立体几何北京市海淀实验中学2023届高三上学期12月展示数学试题(已下线)8.6.2直线与平面垂直的性质定理(第2课时)(精练)-【精讲精练】2022-2023学年高一数学下学期同步精讲精练(人教A版2019必修第二册)(已下线)立体几何专题:线线角与线面角的5种考法(已下线)8.6.2 直线与平面垂直(1) -2022-2023学年高一数学《考点·题型·技巧》精讲与精练高分突破系列(人教A版2019必修第二册)(已下线)专题强化二:异面角、线面角、二面角的常见解法 (2)(已下线)第04讲 利用几何法解决空间角和距离19种常见考法归类(2)
名校
6 . 如图,在多面体
中,平面
⊥平面
.四边形
为正方形,四边形
为梯形,且
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/8/e9fe3581-2648-4cce-9235-22a7c6db79dc.png?resizew=173)
(1)求证:
⊥
;
(2)求直线
与平面
所成角的正弦值;
(3)线段BD上是否存在点M,使得直线
平面
?若存在,求
的值;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9165d9bfbb0f0d19eb482c2a4c1b29b7.png)
![](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/3ecc1cb55a57dde481f8dd07ab150676.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83083ced7dca9d453661234a575d7a0c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/8/e9fe3581-2648-4cce-9235-22a7c6db79dc.png?resizew=173)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10fc7991ea17d54ff5f4445ac5699463.png)
(3)线段BD上是否存在点M,使得直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/932a04304f2d4975955d4baabb2deeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6114761b369162cda06f08e31c23fc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/258ed4f5282317bb067a41104d559222.png)
您最近一年使用:0次
2023-11-15更新
|
606次组卷
|
5卷引用:北京市东直门中学2023-2024学年高一上学期期中考试数学试题
北京市东直门中学2023-2024学年高一上学期期中考试数学试题【区级联考】北京市朝阳区2019届高三第一次(3月)综合练习(一模)数学理试题北京市朝阳区2019届高三第一次综合练习数学(理)试题北京市铁路第二中学2023-2024学年高二上学期期中考试数学试题(已下线)13.2.4 平面与平面的位置关系(2)-【帮课堂】(苏教版2019必修第二册)
名校
解题方法
7 . 如图,
平面
,
中,
,则
是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/25/4e29ff82-2c38-438e-8af6-c10ed3c903ef.png?resizew=164)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d900531973c546625694146fa1509ab9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c025ee3317be1099b7bf03a11e37ed4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/25/4e29ff82-2c38-438e-8af6-c10ed3c903ef.png?resizew=164)
A.直角三角形 | B.锐角三角形 |
C.钝角三角形 | D.以上都有可能 |
您最近一年使用:0次
2022-08-26更新
|
1054次组卷
|
2卷引用:北京市西城区北京师范大学附属中学2021-2022学年高一下学期期末考试数学试题
21-22高一下·北京·期末
解题方法
8 . 如图, 已知正方体
, 点
为棱
的中点.
平面
.
(2)证明:
.
(3)在图中作出平面
截正方体所得的截面图形 (如需用到其它点, 需用字母标记 并说明位置), 并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02cb62f4c1e0e023619922eb8a509c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34be4e71cabf458f17a6cd7f24bc70af.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aa142bb96af98b846997e681609739f.png)
(3)在图中作出平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a83c0b8db2205a6815811aa4ff5390f.png)
您最近一年使用:0次
2022-07-25更新
|
1516次组卷
|
8卷引用:北京市北京亦庄实验中学2021-2022学年高一下学期期末教与学质量诊断数学 II 试题
(已下线)北京市北京亦庄实验中学2021-2022学年高一下学期期末教与学质量诊断数学 II 试题(已下线)8.5.2 直线与平面平行(分层作业)-【上好课】2022-2023学年高一数学同步备课系列(人教A版2019必修第二册)(已下线)微专题11 立体几何中的截面问题(2)(已下线)核心考点07空间直线、平面的平行-【满分全攻略】2022-2023学年高一数学下学期核心考点+重难点讲练与测试(人教A版2019必修第二册)(已下线)第13讲 8.6.2直线与平面垂直的性质定理 (第2课时)-【帮课堂】(人教A版2019必修第二册)(已下线)专题3.7 立体中的轨迹和截面问题-重难点突破及混淆易错规避(人教A版2019必修第二册)(已下线)第04讲 空间直线、平面的垂直 (高频考点—精讲)-2(已下线)重难点突破03 立体几何中的截面问题(八大题型)
解题方法
9 . 如图,在正三棱柱
中,
分别为
的中点.
平面
;
(2)求证:
;
(3)若
,求三棱锥
的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91e1e4115d78e625e9e0f47cdade3286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cca04b2a2b61d62a809776670a60c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3521d6f223a2d7f597f8613c4530dd1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64eb66e4fa5ca4231b8ce2490eeb192b.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c149b82af357a50136171e6af580e22.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6839d7091acc7842ffb39b81a67cafcd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/761b4d173f79916d180f3a17ef745d2d.png)
您最近一年使用:0次
2022-07-19更新
|
937次组卷
|
3卷引用:北京市顺义区2021-2022学年高一下学期期末数学试题
北京市顺义区2021-2022学年高一下学期期末数学试题(已下线)专题06 空间中点线面的位置关系6种常考题型归类(1)-期期末真题分类汇编(北京专用)内蒙古巴彦淖尔市衡越实验中学2022-2023学年高二上学期一诊考试理科数学试卷
名校
解题方法
10 . 如图
平面
,
是矩形,
,
,点
是
的中点,点
是
边上的任意一点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/6/16/5f047ac8-f0e4-4c2b-83cd-1888684e9c73.png?resizew=268)
(1)当
是
的中点时,线段
上是否存在点
,使得平面
平面
,若存在指出点
位置并证明,若不存在说明理由;
(2)证明:
.
![](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/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e7b6d04f024ca05cdfacc8ce9137c15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/6/16/5f047ac8-f0e4-4c2b-83cd-1888684e9c73.png?resizew=268)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1fd975b889bfe7ddcec0de56b6f23ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0628681907ac8d7fdb94d8bc1b15feb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79f148a1ccde142a9e287d8387b5bc43.png)
您最近一年使用:0次