2024高三下·上海·专题练习
1 . 如图,在圆柱中,底面直径
等于母线
,点
在底面的圆周上,且
,
是垂足.
;
(2)若圆柱与三棱锥
的体积的比等于
,求直线
与平面
所成角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/876bb8ce0ca53475fa091ffd18bdc94a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e3d90003d6940c8e9e90916172ba97.png)
(2)若圆柱与三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2daa808ca8c95f282dae5e1d578cb65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14c055a02fba0827ffcaa92f73ce7720.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7abd284f76d9f5769bc189508ce2572b.png)
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2024高三·上海·专题练习
名校
2 . 如图,在四棱锥
中,
平面
,
,
,
,
.
为
的中点,点
在
上,且
.
平面
;
(2)求二面角
的余弦值;
(3)设点
在
上,且
.判断直线
是否在平面
内,说明理由.
![](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/cdb2dd10731b99c0f4f89ee957f8a239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34e0a957a55460c72673c0f2ee90dbb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52a923784f083b7f4777891afe06b44e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f8eeeea1c9652cacce976f8129cf520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.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/f88454ace46996b99361d18e76189cdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97f30533da2e1d2a958dc906c37eba9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852aabd89edffc1b94344ff3f1f31ccd.png)
(2)求二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74011b64ff147ac2f10c36a11ac1b34d.png)
(3)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46440343c0cf4ddabc561243d5eb9122.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a7e4a6765ce78b05ee97764771e01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b03428a8f91a5674cb8f54766c165f7e.png)
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3卷引用:黄金卷07
2024高三·上海·专题练习
3 . 如图,在正方体
中,
(1)
与平面
所成角的大小为______ ;
(2)
与平面
所成角的大小为______ ;
(3)
与平面
所成角的大小为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e96946eaa2878fb8433eb2a97797a32b.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f96c673a2381f118ea2d3efc0bca1f3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/5/2/1fa79f3e-c97f-4b58-9ad6-100f935b02e3.png?resizew=151)
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4 . 如图,斜三棱柱
的侧棱长为
,底面是边长为1的正三角形,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/14/5ecd6850-1468-4c81-afe8-5a17ae8ca653.png?resizew=172)
(1)求异面直线
与
所成的角;
(2)求此棱柱的表面积和体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d99ac9a58fbe5310fd091356c9b29078.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/14/5ecd6850-1468-4c81-afe8-5a17ae8ca653.png?resizew=172)
(1)求异面直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(2)求此棱柱的表面积和体积.
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2024高三·全国·专题练习
5 . 如图,在四棱锥
中,已知
,
,
,
,
是等边三角形,E为
的中点.
(1)证明:
平面
;
(2)若
,求平面
与平面
夹角的余弦值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d02bd5cfe804460846423e77f72db10f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f79863ffcfa63117ca6741b20a48e69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a664bf10399f679b60e7e36cdf0fb08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d8ce3af4777d0267b103c1efe8513c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ba4d9c49965035ec6608e9e4d79b8da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ad76cea565f95292dcdfd6b8dc0e73a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d48943db264c08adaf6ae0766fd56459.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/19/4cc24da9-acf8-40a5-9cf1-6cc124147895.png?resizew=158)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09a6b40391f8aa6663f20ea4f96f3f9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7609a1407f1e965fc9f1235552dcf9e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7436ec072746da019200fa03eb9cb56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/840798a31aba0783f96584e0ad7c0d2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852aabd89edffc1b94344ff3f1f31ccd.png)
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解题方法
6 . 如图1,在边长为4的正方形
中,
是
的中点,N是
的中点,将
,
分别沿
,
折叠,使B,D点重合于点P,如图2所示.
(1)证明:平面
平面
;
(2)在四棱锥
中,
,求平面
与平面
夹角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a5e0a51c9e14fb246b0ba0b231c1e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eda61683bb1d4d62441f0625097b477.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/19/3962a3ff-c2d7-46c9-8624-2c81deb82ef5.png?resizew=322)
(1)证明:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e462c38951671d0dbbea78246da9f580.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7476d9918d30619e35cedf37fb6c5842.png)
(2)在四棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac3f04eca7b99e5a916a2ca60a1be139.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67bdcce6bb11dbc95121c3a890349e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82cb18c10820d927ecd53326f58aaf8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034607aebe259aa219fd10da60b0cb1f.png)
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2024-02-06更新
|
259次组卷
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3卷引用:第3章 空间向量及其应用(知识归纳+题型突破)-2023-2024学年高二数学单元速记·巧练(沪教版2020选择性必修第一册)
(已下线)第3章 空间向量及其应用(知识归纳+题型突破)-2023-2024学年高二数学单元速记·巧练(沪教版2020选择性必修第一册)福建省福州市福清市高中联合体2023-2024学年高二上学期期末联考数学试题重庆市第八中学校2023-2024学年高二下学期入学适应性训练数学试题
2024高二·上海·专题练习
名校
解题方法
7 . 如图,在四棱锥
中,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79dd200766db27fb90d6bd1992cf658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb31ef428bd9de9bc875b343feded3c7.png)
,
,平面
⊥平面
.
;
(2)设
,求三棱锥
的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d02bd5cfe804460846423e77f72db10f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/176a424e5bdf5bd029f01a1976ee0d45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79dd200766db27fb90d6bd1992cf658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb31ef428bd9de9bc875b343feded3c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1ffb98f1e3c1317c0db403d3af04bdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed5034a973110e2a6eb2e7d5699c24f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4da035673ef0edcfae6b72fb5e5ba34a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb3f9a5da641be35117fd35ba07a6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a75706822022aef505a35e769755efa.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e7fa3aea72ccc36948a4a90f7368f71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbbf65d7235ed46f2352c431a2da9a6e.png)
您最近一年使用:0次
2024-01-28更新
|
688次组卷
|
3卷引用:高二 期中模拟卷(原版卷)
2024高二·上海·专题练习
解题方法
8 . 如图,正方体
的棱长为1,
为
的中点,
为线段
上的动点,过点
,
,
的平面截该正方体所得的截面记为
,则下列结论错误的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/15/161d6d00-bd3e-4178-bd31-b6960226ae87.png?resizew=167)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/15/161d6d00-bd3e-4178-bd31-b6960226ae87.png?resizew=167)
A.当![]() ![]() |
B.截面在底面上投影面积恒为定值![]() |
C.存在某个位置,使得截面![]() ![]() |
D.当![]() ![]() ![]() ![]() ![]() |
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解题方法
9 . 如图所示,直角梯形PABC中,
,
,D为PC上一点,且
,将PAD沿AD折起到SAD位置.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/17/c30f7a38-d34c-42a1-93f9-514410f6bb66.png?resizew=309)
(1)若
,M为SD的中点,求证:平面AMB⊥平面SAD;
(2)若
,求平面SAD与平面SBC夹角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6956513649811bd1a2f8c3e4ca8793c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d9142db4dd2ef151bf3d4a63afb61e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c692d803f7bc2d0d5cfeb22975ef2f10.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/17/c30f7a38-d34c-42a1-93f9-514410f6bb66.png?resizew=309)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/114328e2c6128710608977e7927c7a0b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e851cf27f94ac130d849e0b83af75528.png)
您最近一年使用:0次
2024-01-26更新
|
361次组卷
|
3卷引用:第3章 空间向量及其应用(知识归纳+题型突破)-2023-2024学年高二数学单元速记·巧练(沪教版2020选择性必修第一册)
(已下线)第3章 空间向量及其应用(知识归纳+题型突破)-2023-2024学年高二数学单元速记·巧练(沪教版2020选择性必修第一册)河北省2024届高三上学期质量监测联考数学试题宁夏回族自治区石嘴山市第三中学2024届高三第一次模拟考试数学(理)试题
解题方法
10 . 已知正方体
的棱长为1,
与平面
的交点为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ed900e7d3c613c032c580ab75b5cd41.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bb49fdc6b6bbb2449fdf8a0de769d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7935fe3125f247b7bea4f065ce9ad985.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ed900e7d3c613c032c580ab75b5cd41.png)
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