名校
解题方法
1 . 已知直线
:
和直线
:
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7744c8942c61e2e38f51430347bd233a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59a8a43314bd4c8ac97a841943b988a3.png)
A.当![]() ![]() |
B.当![]() ![]() |
C.直线![]() ![]() ![]() ![]() |
D.当![]() ![]() ![]() |
您最近一年使用:0次
2023-09-25更新
|
798次组卷
|
7卷引用:浙江省宁波市五校联盟2022-2023学年高二上学期期中联考数学试题
浙江省宁波市五校联盟2022-2023学年高二上学期期中联考数学试题浙江省杭州第二中学2023-2024学年高二下学期期中考试数学试题广东省广州市第六中学2023-2024学年高二上学期期中数学试题浙江省杭州市富阳区江南中学2023-2024学年高二上学期12月月考数学试卷江西省丰城中学2023-2024学年高二上学期第一次月考(10月)数学试题(已下线)专题14 直线的交点坐标与距离公式10种常见考法归类(2)(已下线)专题14 点到直线的距离7种常见考法归类 - 【考点通关】2023-2024学年高二数学高频考点与解题策略(人教B版2019选择性必修第一册)
解题方法
2 . 如图,在正方体
中,与平面
垂直的向量是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9539f8fb13345b449274b67bbda995db.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/18/88097b24-dd57-4cf1-80f9-ac40e44ac94d.png?resizew=154)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-09-23更新
|
464次组卷
|
2卷引用:浙江省绍兴市蕺山外国语学校2022-2023学年高二上学期11月期中数学试题
3 . 已知正方体
的棱长为1,
是棱
上的动点,则下列说法正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7c851cf4994e90632536297d151badc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/20/00f0c16e-4f8b-4f02-8f62-937148ef7800.png?resizew=181)
A.![]() ![]() | B.![]() |
C.二面角![]() ![]() | D.三棱锥![]() ![]() |
您最近一年使用:0次
解题方法
4 . 已知长方体
中,
.若
是侧面
内的动点,且
,则
的长度的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bc47c942cbeed3c3553c2b1ea28aee5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e168672b47d7e64dc1b404f8882c7dcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90a52818f1e8b7c27f207abae182a64d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9399c9a2a31b0e3165aea2d6ccc4f7c9.png)
A.![]() | B.6 | C.![]() | D.![]() |
您最近一年使用:0次
5 . 如图,在直四棱柱
中,底面
是菱形,
,
,
,
是
的中点.
(1)求证:
平面
;
(2)求直线
与平面
所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55a2310cbba5e050488cd9296eb195d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bbaccd578a43b2397c8bdd50592fa07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22adbc0da438220f9cace11b629d799b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/19/e50033c1-3861-4cf9-ae2c-de050848314e.png?resizew=123)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45c4868519925e6297a716def14d5662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/923189afc198d153c79059a827f63c87.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/923189afc198d153c79059a827f63c87.png)
您最近一年使用:0次
2023-09-17更新
|
582次组卷
|
4卷引用:浙江省绍兴市蕺山外国语学校2022-2023学年高二上学期11月期中数学试题
名校
解题方法
6 . (多选题)点
在圆
:
上,点
在圆
:
上,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88c359266a023b00ecc462590e25f502.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afe72bee16369fc5617ac01d8fc9ad44.png)
A.实数![]() ![]() |
B.当![]() ![]() ![]() ![]() |
C.当圆![]() ![]() ![]() |
D.当圆![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2023-09-17更新
|
1018次组卷
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4卷引用:浙江省绍兴市蕺山外国语学校2022-2023学年高二上学期11月期中数学试题
浙江省绍兴市蕺山外国语学校2022-2023学年高二上学期11月期中数学试题广东省湛江市第二十中学2023-2024学年高二上学期11月期中数学试题(已下线)2.5 直线与圆、圆与圆的位置关系(分层练习)-2023-2024学年高二数学同步精品课堂(人教A版2019选择性必修第一册)(已下线)专题2.3 圆与圆的位置关系(2个考点六大题型)-2023-2024学年高二数学《重难点题型·高分突破》(苏教版2019选择性必修第一册)
解题方法
7 . 如图,在三棱锥
中,
平面
,
,
,
,则平面
与平面
所成锐二面角的余弦值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891579e7c231584a8e16b8eeff79888e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca5dd496ee0c1170ef6dcc48266ee444.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca67a5b8f69507c8b80379e86f90a8ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84e0b7d845cbceccd3e76ca461fcc534.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d6bdfb0e1be5583e794ab614a8abe1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3bc83b7bb9d8e61c4656936fb112139.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7abd284f76d9f5769bc189508ce2572b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/19/54a26827-fdf1-4fef-9887-ca5fc45d1f45.png?resizew=147)
您最近一年使用:0次
8 . 直线
:
与圆
:
交于
,
两点,则直线
与直线
的倾斜角之和为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7202181091999688e52fbb3c005ada90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/230968f69f983e41df42dd82ea8265b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abaeba15f3abdd877bc701af52c5cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
您最近一年使用:0次
9 . 已知点
是圆
:
上的一个动点,点
到直线
:
的距离的最小值为
,圆
:
与圆
外切,且与直线
相切,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffd767240a603ca0c0db5567707eb704.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f0c9740e1d2380cbe9cf20f2ee8883e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20655cbfe054a8be3e02979e7fcce038.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dd2a6bcb228b5fe200a4d4ed71ae3bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.4 | D.![]() |
您最近一年使用:0次
解题方法
10 . 如图,在长方体
中,已知
,
分别为
,
的中点,
.
(1)求证:平面
平面
;
(2)求二面角
的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3da8c338342e38c9aa3f274c053fd5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6024fd4532f5f981deac4582c799a6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52b831505d45f13caa4804694fe1072.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/19/42681b0e-fcf8-4e91-bad8-88c4b2cc62f3.png?resizew=154)
(1)求证:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f6dd051db98c531f9ef18cdfd793f4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d72fb43e78bd784435ebb49776c56ec.png)
(2)求二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86528150ef3ef85c732ea23e96c26972.png)
您最近一年使用:0次