名校
1 . 如图,正方形
的边长为2,E,F分别是边
及
的中点,将
,
及
折起,使A、C、B点重合于
点.
![](https://img.xkw.com/dksih/QBM/2022/4/26/2966573015228416/2967895166992384/STEM/286cd9c4-9973-4925-bb9c-ae665421f956.png?resizew=156)
(1)求三棱锥
的体积;
(2)求
与平面
所成角的正切值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.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/c771a4feb150ad9cff8d70431c97eb17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f2ea13010e2399194be2a681310543e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13668f033d00acfc366f7e47949c4462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://img.xkw.com/dksih/QBM/2022/4/26/2966573015228416/2967895166992384/STEM/286cd9c4-9973-4925-bb9c-ae665421f956.png?resizew=156)
(1)求三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce074ab853855f689812c161f3160ac9.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10d8eb4a9f462ca0c1d49c3fe91e720d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/134ef0b1a2669a09f05bd4dc2496f706.png)
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名校
解题方法
2 . 如图,已知PA=AC=PC=AB=a,
,
,M为AC的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/13/ae110279-8d2e-4a9a-9d8b-b6397c51dee3.png?resizew=143)
(1)求证:
平面ABC;
(2)求直线PB与平面ABC所成角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cbb05b8b630052ff544249ebd72d95d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/822ba132ca9dd0d4a050659aef3c9b26.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/13/ae110279-8d2e-4a9a-9d8b-b6397c51dee3.png?resizew=143)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a7442b64b37f685bc3ae88ff450c1a8.png)
(2)求直线PB与平面ABC所成角的大小.
您最近一年使用:0次
2022-04-23更新
|
348次组卷
|
4卷引用:上海市虹口区2018届高三上学期期末教学质量监控数学试题
上海市虹口区2018届高三上学期期末教学质量监控数学试题(已下线)上海市华东师范大学第二附属中学2022-2023学年高二下学期开学考试数学试题上海市宝山区海滨中学2023-2024学年高二上学期10月学业质量检测数学试题沪教版(2020) 必修第三册 同步跟踪练习 第10章 10.3.3 直线与平面所成的角
3 . 如图,在四棱锥P-ABCD中,已知PA⊥平面ABCD,且四边形ABCD为直角梯形,∠ABC=∠BAD=90°,AB=AD=AP=2,BC=1,且Q为线段BP的中点.
![](https://img.xkw.com/dksih/QBM/2022/3/9/2932303732539392/2933791275737088/STEM/75e64e92c2114d388dd8c939335e6601.png?resizew=174)
(1)求直线CQ与PD所成角的大小;
(2)求直线CQ到平面ADQ所成角的大小.
![](https://img.xkw.com/dksih/QBM/2022/3/9/2932303732539392/2933791275737088/STEM/75e64e92c2114d388dd8c939335e6601.png?resizew=174)
(1)求直线CQ与PD所成角的大小;
(2)求直线CQ到平面ADQ所成角的大小.
您最近一年使用:0次
2022-03-11更新
|
394次组卷
|
4卷引用:上海市嘉定区2021届高三三模数学试题
上海市嘉定区2021届高三三模数学试题(已下线)考向24空间向量与立体几何-备战2022年高考数学一轮复习考点微专题(上海专用)上海市交通大学附属中学2022届高三下学期开学考数学试题上海市2023届高三下学期开学摸底数学试题
2022·上海·模拟预测
解题方法
4 . 如图,在圆柱
中,底面半径为
,
为圆柱
的母线.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/13/f359bae5-810a-4150-82bf-f93bb0fc6a0d.png?resizew=130)
(1)若
,
为
的中点,求直线
与底面的夹角大小;
(2)若圆柱的轴截面为正方形,求该圆柱的侧面积和体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192f4f9446c954a291f779d963f90257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192f4f9446c954a291f779d963f90257.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/13/f359bae5-810a-4150-82bf-f93bb0fc6a0d.png?resizew=130)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55a2310cbba5e050488cd9296eb195d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c21b1fea7d5458f764b29a11297ed83.png)
(2)若圆柱的轴截面为正方形,求该圆柱的侧面积和体积.
您最近一年使用:0次
5 . 如图,直三棱柱
的底面为直角三角形且
,直角边
、
的长分别为3、4,侧棱
的长为4,点M、N分别为线段
、
的中点.
![](https://img.xkw.com/dksih/QBM/2021/12/21/2877450336092160/2878770239651840/STEM/c3abc82d-9f0c-4eba-9328-e22fb2525a1c.png?resizew=269)
(1)求证:A,C,N,M四点共面;
(2)求直线
与平面
所成角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abaeba15f3abdd877bc701af52c5cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ddc92d84d188c66b435664a7e7b5a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab35850dbc661ded6456b70767cc6cd0.png)
![](https://img.xkw.com/dksih/QBM/2021/12/21/2877450336092160/2878770239651840/STEM/c3abc82d-9f0c-4eba-9328-e22fb2525a1c.png?resizew=269)
(1)求证:A,C,N,M四点共面;
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bb49fdc6b6bbb2449fdf8a0de769d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e22545a765af9563ea7c8db75c16df6.png)
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6 . 已知三棱锥
中,
、
、
两两互相垂直,且长度均为1.
![](https://img.xkw.com/dksih/QBM/2021/12/21/2877362589736960/2878134137905152/STEM/768d784b81f046f5a5a91c2bd39fd2f7.png?resizew=244)
(1)求三棱锥
的全面积;
(2)若点
为
的中点,求
与平面
所成角的大小.(结果用反三角函数值表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dea2ae9d515f9ab351ad72306b776ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abaeba15f3abdd877bc701af52c5cd9.png)
![](https://img.xkw.com/dksih/QBM/2021/12/21/2877362589736960/2878134137905152/STEM/768d784b81f046f5a5a91c2bd39fd2f7.png?resizew=244)
(1)求三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
(2)若点
![](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/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0628681907ac8d7fdb94d8bc1b15feb9.png)
您最近一年使用:0次
名校
7 . 如图,圆锥的底面直径与母线长均为4,PO是圆锥的高,点C是底面直径AB所对弧的中点,点D是母线PA的中点.
(2)求直线CD与平面PAB所成角的大小.
(2)求直线CD与平面PAB所成角的大小.
您最近一年使用:0次
2021-12-20更新
|
661次组卷
|
6卷引用:上海市闵行区2022届高三上学期一模数学试题
上海市闵行区2022届高三上学期一模数学试题上海市市西中学2022-2023学年高二上学期期中数学试题上海市高桥中学2021-2022学年高二上学期期末数学试题上海市青浦高级中学2021-2022学年高二上学期期末数学试题(已下线)11.2 锥体(第2课时)(三大题型)(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)上海市奉贤区2023-2024学年高二上学期期末考试数学试卷
名校
8 . 如图所示,在三棱锥
中,
平面
于
点,
.
![](https://img.xkw.com/dksih/QBM/2021/12/16/2873897139503104/2876719251193856/STEM/685104fb-8430-4d99-9121-cb3db90fb68c.png?resizew=215)
(1)求证:
;
(2)若三棱锥
的体积为
,求
与平面
所成角的大小.(结果用反三角函数值表示)
![](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/116b29749a34291d31d4913d45428e47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9a4950a6e4202efd609507964af238b.png)
![](https://img.xkw.com/dksih/QBM/2021/12/16/2873897139503104/2876719251193856/STEM/685104fb-8430-4d99-9121-cb3db90fb68c.png?resizew=215)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c71dbf267939080668be464f1aa60da.png)
(2)若三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/897b77363d75f85216b4e6b72591b55d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e582d73b96ba649378379c3074d506d.png)
您最近一年使用:0次
2021-12-20更新
|
427次组卷
|
2卷引用:上海市普陀区2022届高三一模数学试题
9 . 在直三棱柱
中,
.
![](https://img.xkw.com/dksih/QBM/2021/12/17/2874575813795840/2876536250351616/STEM/90df0872be344875a74d6aa4a24928e8.png?resizew=215)
(1)求四棱锥
的体积
;
(2)求直线
与平面
所成角的正切值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2498b78493e5ba9c3c4dd582e866e76b.png)
![](https://img.xkw.com/dksih/QBM/2021/12/17/2874575813795840/2876536250351616/STEM/90df0872be344875a74d6aa4a24928e8.png?resizew=215)
(1)求四棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2d0727de4c16b53b4bb6ab370afde6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be54e84508decfcce6d2fcbe6c8c1a92.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b470c4e195cf7a07b7a331ce4b436e03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d9a8181f7a7fe7f3fac872ce9534f15.png)
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10 . 如图,在直三棱柱
中,已知
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/15/92a8f91d-1c88-4433-b836-69c1034e0407.png?resizew=144)
(1)求四棱锥
的体积;
(2)求直线
与平面
所成的角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08313da7b66283d2e0b3987f3e6761f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8d927585a17c2e98ef7d5a9589a26ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cedd51383f8f047f565191b128cec637.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/15/92a8f91d-1c88-4433-b836-69c1034e0407.png?resizew=144)
(1)求四棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2d0727de4c16b53b4bb6ab370afde6c.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bb49fdc6b6bbb2449fdf8a0de769d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab3e0dba5705e1d749cfb21ebbb2ed93.png)
您最近一年使用:0次