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1 . 如图,圆锥的底面半径为3,母线长为4,
是圆锥的高,点C是底面直径
所对弧的中点,点D是母线
上的点,
,则直线
与平面
所成的角的正切值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef49a3ca580a144cc65a609c167facc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084896abbe90a46b2cfb64e4201e1c83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e582d73b96ba649378379c3074d506d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/18/21b817b3-4145-43be-b00a-4235e73b194d.png?resizew=131)
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2023-10-01更新
|
326次组卷
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4卷引用:高一下学期期末数学试卷(基础篇)-举一反三系列(人教A版2019必修第二册)
(已下线)高一下学期期末数学试卷(基础篇)-举一反三系列(人教A版2019必修第二册)(已下线)专题08立体几何期末14种常考题型归类(1)-期末真题分类汇编(人教B版2019必修第四册)甘肃省临夏州2022-2023学年高一下学期期末质量检测数学试题天津市新华中学2023-2024学年高一下学期随堂练习(2)(月考)数学试卷
2 . 如图,在几何体ABCFED中,
,
,
,侧棱AE,CF,BD均垂直于底面ABC,
,
,
,则该几何体的体积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7788830ed1cb3b9c5988f70f43595f2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d70dc2c20619a4fc12a0cfda59af5b69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32f01c4faacedfe56f5127d6c0cc63cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cec73fce3ed065803d763c700124a31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc5df62e8ac9c74a46462519b95479a.png)
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2023-09-22更新
|
574次组卷
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6卷引用:第七章 立体几何 专题 2 几何体的体积与 “外接”,“ 内切”球问题
(已下线)第七章 立体几何 专题 2 几何体的体积与 “外接”,“ 内切”球问题13.3 空间图形的表面积和体积(1)-【帮课堂】(苏教版2019必修第二册)(已下线)第八章:立体几何初步-同步精品课堂(人教A版2019必修第二册)(已下线)专题突破:空间几何体的体积求法-同步题型分类归纳讲与练(人教A版2019必修第二册)湖北省仙桃中学2022-2023学年高一下学期5月月考数学试题江西省上高二中2023-2024学年高二上学期10月期中考试数学试题
2023高一下·全国·专题练习
解题方法
3 . 如图,已知PD垂直于正方形ABCD所在的平面,连接PB,PC,PA,AC,BD,则图中所标的各线段中,一定与AC垂直的线段有 _____ 条;若PB=2AB,则cos∠APC的值是 _____ .
![](https://img.xkw.com/dksih/QBM/2023/8/13/3301868837601280/3325339451539456/STEM/1cc434736fc14346abd1d64a26d2e68f.png?resizew=170)
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4 . 已知正
边长为1,将
绕
旋转
至
,则三棱锥
的外接球表面积为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7a0387fc1258f31e44a10068c0ccfd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0005e1ef60f6ddc5f9a83e3de1ef3b2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4357d5744046d4d44abb09e1ee35fcb.png)
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解题方法
5 . 已知正三棱柱
内接于半径为2的球,若直线
与平面
所成的角为30°,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bb49fdc6b6bbb2449fdf8a0de769d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e168672b47d7e64dc1b404f8882c7dcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
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6 . 在三棱锥
中,
是边长为2的正三角形,
分别是
的中点,且
,则三棱锥
外接球的表面积为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1c336d5aa392d35b545d1c5e2a171c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21d6efca23a04c9c25e8d6c8ccd78e73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2f5af7cdf388a47357c119f42140f9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
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2023-09-05更新
|
376次组卷
|
4卷引用:第七章 综合测试B(提升卷)
7 . 在三棱锥
中,
,
分别为棱
的中点.现有以下4个结论:
①三棱锥
的外接球表面积为
;
②
;
③
平面
;
④当
时,平面
平面
.
则其中正确结论的序号为______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e561abd2bb54ac40d4f7af31ff9f7397.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e96c92bc20565fb976e0c73ee4017261.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ceeb10380ea1162ae9078c9b93adb846.png)
①三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4a39dce3f1e36dbe01293c309816968.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44b0e8d6874ca0163575176a49accf45.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d07d16fc91aa960b67ba4b474de8a62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05a270ec7e23fc0cc1d4b04bf1d22184.png)
④当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3755b2bcf7516eedb26a27ad73657216.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4aa9084b8fe0fe05c4388d1f835587b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b7c83470489253394bd288d7c920df.png)
则其中正确结论的序号为
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解题方法
8 . 如图,在棱长为1的正方体中,向量
在向量
上的投影向量是
在直线
上的投影向量是
在平面
上的投影向量是
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/18/7fb11c19-f70e-4018-98ab-0aa7c5248e56.png?resizew=154)
您最近一年使用:0次
2023-08-17更新
|
574次组卷
|
3卷引用:专题01 空间向量及其运算10种常见考法归类(3)
名校
解题方法
9 . 如图,
为圆柱下底面圆
的直径,
是下底面圆周上一点,已知
,
,圆柱的高为5.若点
在圆柱表面上运动,且满足
,则点
的轨迹所围成图形的面积为 __ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb4e6ceb75b04e5ea972bb9f1a0c7560.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9774f83067ed956a551bc41adcce0469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76d72a007e3c4a134956b0e3fbde5f46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
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10 . 如图,已知四棱锥
外接球O的体积为
,
,侧棱
与底面
垂直,四边形
为矩形,点M在球O的表面上运动.当四棱锥
体积的最大时,点A到面
的距离为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee9c176877b59cd7c34fcc0838b05493.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/491c3a4f72b84ebadd28b90711435adc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.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/e4117625867a74cd022584500c76deca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f571a1aac46c6d0cf440c0ec2846bf9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/14/593e42a5-ebb3-45a6-a153-60d751a05fda.png?resizew=171)
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