名校
解题方法
1 . 如图,在四棱锥
中,底面
为直角梯形,
,平面
底面
分别为
的中点.
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/5/8d77939e-741c-41d2-b60b-58e191dffc23.png?resizew=186)
(1)求证:直线
平面
;
(2)求三棱锥
的体积.
![](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/84f5990a489e96a8153c86393cf96434.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93edc7bb513f40a89173121c8570cd65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48e3c986e9995d029159c16311207bf7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2682f3f3f0f72c893b99073bcac83ff2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b3528422b3697cb8900ec82d61c75c9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/5/8d77939e-741c-41d2-b60b-58e191dffc23.png?resizew=186)
(1)求证:直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2ffc6952e988d04f22f0fb2f7f0ab7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c51c4a1148587943fe9ba210f6141ee.png)
(2)求三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/442df6ed7f1533d099a2a56acc024855.png)
您最近一年使用:0次
2023-01-18更新
|
1265次组卷
|
8卷引用:8.6.1 空间直线、平面的垂直(精练)-2022-2023学年高一数学一隅三反系列(人教A版2019必修第二册)
(已下线)8.6.1 空间直线、平面的垂直(精练)-2022-2023学年高一数学一隅三反系列(人教A版2019必修第二册)云南省文山州2021-2022学年高一下学期期末学业水平质量监测数学试题(已下线)空间直线、平面的垂直(已下线)专题强化三 直线、平面的平行和垂直问题-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8.13 空间直线、平面的垂直(二)(重难点题型精讲)-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)专题四 期末高分必刷解答题(32道)-《考点·题型·密卷》四川省遂宁市射洪中学校2023届高三下学期开学考试文科数学试题四川省成都市简阳实验学校2024届高三下学期开学考试数学(文)试题
名校
解题方法
2 . 如图,在圆柱
中,
是圆柱的母线,
是圆柱的底面
的直径,
是底面圆周上异于
、
的点.
平面
;
(2)若
,
,
,求圆柱
的侧面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192f4f9446c954a291f779d963f90257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97f30533da2e1d2a958dc906c37eba9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7abd284f76d9f5769bc189508ce2572b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/714cc3707bba3bfdb56e251999be8592.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e673ef2d48215ca84a48377f17d6df00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1682d306c38087d9e6f7efb9cec596a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192f4f9446c954a291f779d963f90257.png)
您最近一年使用:0次
2023-01-29更新
|
4480次组卷
|
21卷引用:专题13.3 空间图形的表面积和体积(重点练)-2020-2021学年高一数学十分钟同步课堂专练(苏教版2019必修第二册)
(已下线)专题13.3 空间图形的表面积和体积(重点练)-2020-2021学年高一数学十分钟同步课堂专练(苏教版2019必修第二册)沪教版(2020) 必修第三册 高效课堂 第十一章 每周一练(2)6.6简单几何体再认识(作业)- 2020-2021学年高一数学北师大版2019必修第二册(已下线)8.6 空间直线、平面的垂直(精讲)-2021-2022学年高一数学一隅三反系列(人教A版2019必修第二册)(已下线)空间直线、平面的垂直第8章 立体几何初步 章末测试(基础)-2022-2023学年高一数学一隅三反系列(人教A版2019必修第二册)黑龙江省大庆市大庆铁人中学2022-2023学年高一下学期期末数学试题山西省运城市景胜中学2022-2023学年高一下学期5月月考数学试题(A卷)山东省滨州市惠民县2022-2023学年高一下学期期中数学试题河南市柘城县德盛高级中学2022-2023学年高一下学期6月月考数学试题 陕西省榆林市第十中学2022-2023学年高一下学期期中数学试题(已下线)第八章立体几何初步(单元测试)-【上好课】-(人教A版2019必修第二册)上海市闵行区2021届高三上学期一模数学试题(已下线)课时44 几何体的表面积与体积-2022年高考数学一轮复习小题多维练(上海专用)上海外国语大学西外外国语学校2021-2022学年高二上学期期中数学试题上海市进才中学2023届高三上学期10月月考数学试题(已下线)第02讲 简单几何体(核心考点讲与练)(1)上海市进才中学2022-2023学年高二上学期期中数学试题上海市虹口高级中学2021-2022学年高二上学期期末数学试题上海市杨思高级中学2023-2024学年高二上学期期中数学试题(已下线)专题06柱体(6个知识点9种题型1个易错点2种高考考法)-【倍速学习法】2023-2024学年高二数学核心知识点与常见题型通关讲解练(沪教版2020必修第三册)
名校
3 . 如图,边长是6的等边三角形
和矩形
.现以
为轴将面
进行旋转,使之形成四棱锥
,
是等边三角形
的中心,
,
分别是
,
的中点,且
,
面
,交
于
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/28/3197f79c-594b-42ed-a13b-b61964f1bf7d.png?resizew=233)
(1)求证
面![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e74395b07e8153a0ef0bbcb5881013f.png)
(2)求
和面
所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fa7bbd7831e9ff4f8cffc8889d34f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2db2b1c641b93caae9b7a82441e4ba70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f6719c1d339ec50a9bf36b26af7258b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a78b6fb582468bdd5c3afa5461aefce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fa7bbd7831e9ff4f8cffc8889d34f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ee8456443402a25b1e25d35ff7e1c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/28/3197f79c-594b-42ed-a13b-b61964f1bf7d.png?resizew=233)
(1)求证
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d1ed33ef4004d6a7d2eeb6ccd113479.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e74395b07e8153a0ef0bbcb5881013f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e74395b07e8153a0ef0bbcb5881013f.png)
您最近一年使用:0次
2023-01-14更新
|
2427次组卷
|
7卷引用:专题8.16 空间角大题专项训练(30道)-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)专题8.16 空间角大题专项训练(30道)-2022-2023学年高一数学举一反三系列(人教A版2019必修第二册)第8章 立体几何初步 章末测试(基础)-2022-2023学年高一数学一隅三反系列(人教A版2019必修第二册)(已下线)13.2.3 直线和平面的位置关系(1)辽宁省葫芦岛市第一高级中学2022-2023学年高三上学期期末数学试题重庆市2023届高三下学期3月月度质量检测数学试题(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)(已下线)模块五 期末重组篇 专题7
名校
解题方法
4 . 如图
,在
中,
,
,
.
分别是
上的点,且
,将
沿
折起到
的位置,使
,如图
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/7/b7c06221-8a0a-4df3-9843-fb96da15d4d7.png?resizew=319)
(1)求证:
平面
;
(2)求证:
平面
;
(3)当
点在何处时,
的长度最小,并求出最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a69550d878381f6e8fb436e88638f070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f8eeeea1c9652cacce976f8129cf520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1682d306c38087d9e6f7efb9cec596a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91e1e4115d78e625e9e0f47cdade3286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5881068127a39caf319492b4177204f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e210c9698063925ad2df6b6c1749571.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/3aa2a83fed9bf4cb09d84a980452e346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fffbf41f3890efb6956907ad3c4062a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/7/b7c06221-8a0a-4df3-9843-fb96da15d4d7.png?resizew=319)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08f8b463fcecf0a757f386db56e074d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/657dffbd3623b705f871878fbd9df57e.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2ffc6952e988d04f22f0fb2f7f0ab7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a148a5584e41408fc74f8bd386b5b8.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e26d9636ad77369535852c6e4493446a.png)
您最近一年使用:0次
2023高三·全国·专题练习
解题方法
5 . 如图,三棱柱ABC-A1B1C1中,已知AB⊥侧面BB1C1C,AB=BC=1,BB1=2,∠BCC1=60°.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/16/48c343d3-0f41-4451-bc17-0c18434fac36.png?resizew=154)
(1)求证:BC1⊥平面ABC;
(2)E是棱CC1上的一点,若三棱锥E-ABC的体积为
,求线段CE的长.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/16/48c343d3-0f41-4451-bc17-0c18434fac36.png?resizew=154)
(1)求证:BC1⊥平面ABC;
(2)E是棱CC1上的一点,若三棱锥E-ABC的体积为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5040d31e784398842b04ed7dd0aacc10.png)
您最近一年使用:0次
6 . 如图,在长方体
中,
,
,
交
于
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/19/8d14ea51-b1e5-42ac-96dd-6c1a5ceeb95b.png?resizew=133)
(1)求证:
平面
;
(2)设
与平面
的交点为
,求证:
为
的垂心.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57c6b0a6cb307c4c02f503831862f7d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55a2310cbba5e050488cd9296eb195d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f217fedbc05776b8f975f3f8e2e38b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a851907ada2ac2c3c4880a6736d28a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/19/8d14ea51-b1e5-42ac-96dd-6c1a5ceeb95b.png?resizew=133)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4645450a006f2c20087486d0833afbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb304d905125170bebfada27e7ed8960.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fe734023d4e70010a6b2cc3267cb86e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb304d905125170bebfada27e7ed8960.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c40c49d6e2fc6fbdc21ff61841b586a6.png)
您最近一年使用:0次
解题方法
7 . 如图,在棱长为a的正方体
中,
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/15/ca149d7a-f4d0-4e33-be9a-5e898c934860.png?resizew=181)
(1)求证:
;
(2)求证:
平面
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/15/ca149d7a-f4d0-4e33-be9a-5e898c934860.png?resizew=181)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9136071c4b1bb2c7c09a49aed7338a09.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/565133e91e3ace2b2187cfc6f1db5be6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da7977ab975efa6411cc17de39be70d9.png)
您最近一年使用:0次
解题方法
8 . 如图,
与平面
斜交,点
为斜足,
为
在
内的射影,
为平面
内过点
的任一条直线.求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48fce10478485ef01d2318fc3465bb4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b83e3cde63d2246491ee82c2aff244.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/15/5c536ff7-f350-4ece-b416-bd63ae54c7b3.png?resizew=177)
您最近一年使用:0次
解题方法
9 . 如图所示,在矩形
中,
,
为
的中点.将
沿
折起,使得平面
平面
.点
是线段
的中点.
平面
;
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c4e4a162f12d12a082b8d8fdd1aeab9.png)
![](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/f7f9fba8a4098c1a0515286eb8d616dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bb5012f6c70a1e98d682b6d021fadd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0760712e3e2ea02b755b751e760d0c55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/791a6585dbcb32fcf1ddc66aa004bc3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0760712e3e2ea02b755b751e760d0c55.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/804c0e2a375b5f4ff1c420532968efc3.png)
您最近一年使用:0次
2022-10-08更新
|
1741次组卷
|
9卷引用:8.6.1 空间直线、平面的垂直(精练)-2022-2023学年高一数学一隅三反系列(人教A版2019必修第二册)
(已下线)8.6.1 空间直线、平面的垂直(精练)-2022-2023学年高一数学一隅三反系列(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(基础版)河南省周口市商水县实验高级中学2021-2022学年高一下学期第三次月考数学试题(已下线)第八章 立体几何初步 讲核心 02(已下线)空间直线、平面的垂直(已下线)第30讲 面面垂直的判定定理及性质2种题型河南省周口市项城市第三高级中学2022-2023学年高一下学期第三次考试数学试题(已下线)10.4 平面与平面间的位置关系(第1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)(已下线)8.6.3 平面与平面垂直-同步题型分类归纳讲与练(人教A版2019必修第二册)
名校
10 . 如图①,在梯形
中,
,
,如图②,将
沿边
翻折至
,使得平面
平面
,过点
作一平面与
垂直,分别交
于点
.
![](https://img.xkw.com/dksih/QBM/2022/10/4/3080526482046976/3081312495239168/STEM/91b2aefb1b854d649ab0797218842476.png?resizew=395)
(1)求证:
平面
;
(2)求直线
与平面
所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6beed9043c2c9dfa86682dd2cb784f48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dbe01de9610f18c574ad0ef1106b5c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3ea25ef38e4afa8f75ffd0842890289.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fe052786101dfcc941480919eb2cecc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca67a5b8f69507c8b80379e86f90a8ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eb97aff0960e2640314888a38e7169c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da1137c0deb194d802b07f85783a9ad4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad056c25c0fdcbcc765eb5cbc6093f2b.png)
![](https://img.xkw.com/dksih/QBM/2022/10/4/3080526482046976/3081312495239168/STEM/91b2aefb1b854d649ab0797218842476.png?resizew=395)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/662698361c6b3ddaf0c28a3c87be53e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1530d93834fbafba5f7217778ea90442.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2ec6cf562ec0322dd2df37fbf56ef3f.png)
您最近一年使用:0次
2022-10-05更新
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1305次组卷
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6卷引用:8.6.2 空间角与空间距离(精练)-2022-2023学年高一数学一隅三反系列(人教A版2019必修第二册)
(已下线)8.6.2 空间角与空间距离(精练)-2022-2023学年高一数学一隅三反系列(人教A版2019必修第二册)湖北省恩施高级中学2021-2022学年高一下学期期末数学试题(已下线)第八章 立体几何初步 讲核心 02(已下线)立体几何专题:折叠问题中的证明与计算5种题型(已下线)专题强化训练四 直线与平面所成的角、二面角的平面角的常见解法(1)-《考点·题型·技巧》(已下线)期末专题09 立体几何大题综合-【备战期末必刷真题】