名校
1 . 如图,在长方体
中,
是线段
上异于
的一点,则
的最小值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18c8850e96a30d05d5f6afede82cf54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8772aa893a9c1d40f714cb25701701.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dffae5dd516ba282003e4ad9ca1b6fb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d66a0e246245bcb4f4246bf709ce603.png)
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3卷引用:山东省聊城第一中学等部分学校2023-2024学年高一下学期5月质量监测联合调考数学试题
山东省聊城第一中学等部分学校2023-2024学年高一下学期5月质量监测联合调考数学试题河南省开封市多校2023-2024学年高一下学期第三次月考数学试题(已下线)专题9 立体几何中折叠问题【讲】(高一期末压轴专项)
2 .
表示不小于x的最小整数,例如
,
.已知等差数列
的前n项和为
,且
,
.记
,则数列
的前10项的和______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aa5efc9350c3ad41f456d434564f82e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25c314bd3e07c88abd2931344a30d11a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/739718565082441c3e1a9b3e22e1735f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6760775a38ed18ab8f346346e25de2ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac51814852f7070293f0e7ddcf4a0691.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b2dbf1896e958f7b0b715be6ab1b799.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fce83115a50f99e08e9a2db7267aeed.png)
您最近一年使用:0次
解题方法
3 . 如下图:已知四棱台
的上、下底面分别是边长为
和
的正方形,
,且
底面
,点
满足
,点
是棱
上的一个点(包括端点),若二面角
的余弦值为
,求点
到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55a2310cbba5e050488cd9296eb195d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5845ccc0d735dc14c92a8926d9b1def6.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/99fea37dbf4145c3b311bcec0fc25ad2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22adbc0da438220f9cace11b629d799b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fcbc583a919eb6fecafb5a0d31ab103.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15a24acb11fac4bcf6a86e3e9223a48b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6795cae2df43a722e1355e9562d93c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d1de7da3ab92e70f135ea628a691167.png)
您最近一年使用:0次
解题方法
4 . 若向量
满足
,
,则
在
上的投影向量为______ (用
表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da55c225932dfff8999c7a67ef87c06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cab4a159676f892d37605751744abad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
您最近一年使用:0次
5 . 已知向量
满足
,且
,则向量
在向量
上的投影向量的坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8e8b95a61af300412fc65f846089028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338136e7ff6fe98a98c0d2142d8f48f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65cdd07ae1b1770d628b165db17f6a00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
您最近一年使用:0次
6 . 下面正确的是( )
A.若随机变量![]() ![]() ![]() |
B.若随机变量![]() ![]() |
C.若变量![]() ![]() |
D.若![]() ![]() ![]() ![]() ![]() |
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解题方法
7 . 如图所示,在正方体
中,E,F分别为
,AB上的中点,且
,P点是正方形
内的动点,若
平面
,则P点的轨迹长度为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68004768b879c6a052f45a2c45217cd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab3e0dba5705e1d749cfb21ebbb2ed93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8759f11769105049212e1f52aedbb3d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1012e31eb8a9a3aed7e6cbba09534e0c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
8 . 已知函数
,则下列说法中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6abed9e9278a90b492a0ab03858584d7.png)
A.若![]() ![]() ![]() |
B.若![]() ![]() ![]() ![]() ![]() |
C.若![]() ![]() ![]() ![]() |
D.若![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
9 . 下面不正确得是( )
A.若![]() ![]() ![]() |
B.将一枚硬币扔三次,设![]() ![]() |
C.随机变量![]() ![]() ![]() ![]() ![]() ![]() |
D.两人独立破译密码,各自译出的概率是![]() ![]() ![]() |
您最近一年使用:0次
10 . 将角
的终边绕坐标原点O逆时针旋转60°后与130°角的终边重合,则与角
终边相同的角的集合为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e8b65c1ea9adcd350b7225053f28349.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次