名校
解题方法
1 . 在正棱柱
中,
,点
满足
,其中
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af0e44cb429eea46e7ee4320147192b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac6b545127bd51036a5a7b0d3cd5b320.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee72261f6901e62dfd0ffe547406544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34e2e01346f60857ff635bb766802e57.png)
A.当![]() ![]() |
B.当![]() ![]() ![]() |
C.当![]() ![]() ![]() |
D.当![]() ![]() ![]() |
您最近一年使用:0次
名校
2 . 已知正四棱柱
的底面边长为1,
,点
在底面
内运动(含边界),点
满足
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92535536bd3c2761724fd058427f95a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da957f6ccc274634a6daa90599449ed3.png)
A.当![]() ![]() ![]() |
B.当![]() ![]() ![]() |
C.当![]() ![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() |
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名校
解题方法
3 . 在棱长为2的正方体
中,
为平面
上一动点,下列说法正确的有( )
![](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/ab3e0dba5705e1d749cfb21ebbb2ed93.png)
A.若点![]() ![]() ![]() ![]() |
B.存在无数多个点![]() ![]() ![]() |
C.当直线![]() ![]() ![]() ![]() ![]() |
D.若![]() ![]() |
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解题方法
4 . 如图,该几何体是由正方形
沿直线
旋转
得到的,已知点
是圆弧
的中点,点
是圆弧
上的动点(含端点),则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb3f9a5da641be35117fd35ba07a6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79dd200766db27fb90d6bd1992cf658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b12d93bd1130088b622602a6c21c9c2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6919ae684f6781571987add69401dbd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632049839e056dec120f87fe86fde89e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/f2257834-0640-4408-9615-8e52a8f4446b.png?resizew=161)
A.不存在点![]() ![]() ![]() |
B.存在点![]() ![]() ![]() |
C.存在点![]() ![]() ![]() ![]() |
D.不存在点![]() ![]() ![]() ![]() |
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名校
5 . 如图,在三棱锥
中,
,平面
平面
是
的中点,
,则( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/5167ebe6-366d-4bf3-98a9-9fed6659a4f6.png?resizew=145)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaae2e95b42870df8c84d3831467045f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78a3fd5284e160896f07ce367645fd04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6073645d6b32ffd02450369e203ade0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bef5d4132e7840cd06f6314a8c233e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/5167ebe6-366d-4bf3-98a9-9fed6659a4f6.png?resizew=145)
A.三棱锥![]() ![]() |
B.![]() ![]() ![]() |
C.![]() |
D.三棱锥![]() ![]() |
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解题方法
6 . 如图,在正方体
中,
为棱
上的动点,
为棱
的中点,则下列选项正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/d8383a5f-e75c-4e29-b448-4f64e3f7be3b.png?resizew=160)
![](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/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1859959fdb4c5edd8056893f94a10a0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/d8383a5f-e75c-4e29-b448-4f64e3f7be3b.png?resizew=160)
A.直线![]() ![]() |
B.当![]() ![]() ![]() ![]() ![]() |
C.不存在点![]() ![]() ![]() ![]() |
D.三棱锥![]() |
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解题方法
7 . 如图,四边形
都是边长为2的正方形,平面
平面
,P,Q分别是线段
的中点,则( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/309ea316-f7fc-42f6-b9ab-a74b376f875a.png?resizew=151)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f9f1d8b6eead1dc79af156d6a113431.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf9a6db3571fa57bfa2d5e4d44c51b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dde327febef2331a4766a79b433cc02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e88ee337b7c9082f4fe84fd1752d55a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/309ea316-f7fc-42f6-b9ab-a74b376f875a.png?resizew=151)
A.![]() |
B.异面直线![]() ![]() |
C.点P到直线![]() ![]() |
D.![]() ![]() |
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名校
8 . 在棱长为2的正方体
中,
在线段
上运动(包括端点),下列说法正确的有( )
![](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/9fe734023d4e70010a6b2cc3267cb86e.png)
A.存在点![]() ![]() ![]() |
B.不存在点![]() ![]() ![]() ![]() |
C.![]() ![]() |
D.以![]() ![]() ![]() ![]() |
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2024-03-13更新
|
629次组卷
|
4卷引用:江苏省镇江市扬中市第二高级中学2023-2024学年高三下学期期初检测数学试题
江苏省镇江市扬中市第二高级中学2023-2024学年高三下学期期初检测数学试题福建省莆田市第二中学2023-2024学年高二下学期返校考试数学试卷江苏省常州市2023-2024学年高三上学期期末学业水平监测数学试卷(已下线)专题06 立体几何 第二讲 立体几何中的计算问题(解密讲义)
9 . 在
中,
,边
在平面
上的射影长分别为3,4,则边
在
上的射影长可能为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62293e76748bef6604fb0faff06d99b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dec2ca6438c82b43f746057d8129885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
10 . 如图所示,棱长为3的正方体
中,
为线段
上的动点(不含端点),则下列结论正确的是( )
![](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/e26d9636ad77369535852c6e4493446a.png)
A.![]() | B.![]() ![]() ![]() |
C.![]() | D.当![]() ![]() ![]() |
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2024-03-10更新
|
297次组卷
|
2卷引用:黑龙江省大庆外国语学校2023-2024学年高二下学期开学质量检测数学试卷