名校
解题方法
1 . 已知几何体
是正方体,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
A.![]() ![]() | B.在直线![]() ![]() |
C.![]() ![]() | D.在直线![]() ![]() ![]() |
您最近一年使用:0次
2022-03-10更新
|
612次组卷
|
3卷引用:贵州省黔东南州2022届高三一模考试数学(理)试题
贵州省黔东南州2022届高三一模考试数学(理)试题河南省名校联盟2021-2022学年高三下学期3月大联考理科数学试题(已下线)思想05 第三篇 思想方法(测试卷)--《2022年高考数学二轮复习讲练测(浙江专用)》
2 . 如图,在正方体
中,
,
分别为
,
的中点,则下列说法错误 的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/18/837a776d-4483-4063-b084-6fef1856ba32.png?resizew=221)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e26d9636ad77369535852c6e4493446a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/18/837a776d-4483-4063-b084-6fef1856ba32.png?resizew=221)
A.![]() ![]() |
B.直线![]() ![]() ![]() |
C.![]() |
D.![]() ![]() |
您最近一年使用:0次
名校
3 . 设
,
是两条不重合的直线,
,
是两个不同的平面,有下列四个命题:
①若
,
,则
;②若
,
,
,则
;
③若
,
,
,则
;④若
,
,
,则
.
则正确的命题为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a93a52c2b943e4c70ace99ed802d2b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a042a14e1c3c915ad11544c9e1e57da9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4042f9c51f83e3367d496e851735d7f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/539a38ada26356d73024fb8533449c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/209323a7a4d015f7e570ec578c1731f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35f747152f006301e03b643afb80195c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a93a52c2b943e4c70ace99ed802d2b5.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fe920cd78db25f5b4df37d066e57800.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a53cd751c44ad4d9ebd8e3243e751321.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84b6e422b2e6f6dada4d8c369559a077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5986f2991d45fbf3578f08f27d9fd7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fe920cd78db25f5b4df37d066e57800.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a53cd751c44ad4d9ebd8e3243e751321.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a93a52c2b943e4c70ace99ed802d2b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35f747152f006301e03b643afb80195c.png)
则正确的命题为( )
A.①②③ | B.②③ | C.③④ | D.②④ |
您最近一年使用:0次
2018-04-26更新
|
722次组卷
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4卷引用:贵州省凯里市第一中学2018届高三下学期《黄金卷》第三套模拟考试数学(文)试题
贵州省凯里市第一中学2018届高三下学期《黄金卷》第三套模拟考试数学(文)试题【全国百强校】黑龙江省大庆实验中学2017-2018学年高一下学期期末考试数学(理)试题贵州省铜仁市松桃民族中学2022-2023学年高二下学期第一次月考数学试题(已下线)8.6.3平面与平面垂直 (第2课时) -【上好课】(人教A版2019必修第二册)
2013·贵州黔东南·二模
4 . 如图
,在透明塑料制成的长方体
容器内灌进一些水,将容器底面一边
固定于地面上,再将容器倾斜,随着倾斜度的不同,有下列四个说法:
①水的部分始终呈棱柱状;
②水面四边形
的面积不改变;
③棱
始终与水面
平行;
④当
时,
是定值.
其中所有正确的命题的序号是
![](https://img.xkw.com/dksih/QBM/2013/9/4/1571338922475520/1571338928046080/STEM/743847ae121d4873b184a1486565d500.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56512754a5bf20237e5f8b1803b8d767.png)
![](https://img.xkw.com/dksih/QBM/2013/9/4/1571338922475520/1571338928046080/STEM/e157a7bac1934631924c94a8e1f9bcb3.png)
①水的部分始终呈棱柱状;
②水面四边形
![](https://img.xkw.com/dksih/QBM/2013/9/4/1571338922475520/1571338928046080/STEM/23ffec1a231841fabf26fd9c88aad824.png)
③棱
![](https://img.xkw.com/dksih/QBM/2013/9/4/1571338922475520/1571338928046080/STEM/6dddb6c92f404d589f845b1c5598bb2c.png)
![](https://img.xkw.com/dksih/QBM/2013/9/4/1571338922475520/1571338928046080/STEM/23ffec1a231841fabf26fd9c88aad824.png)
④当
![](https://img.xkw.com/dksih/QBM/2013/9/4/1571338922475520/1571338928046080/STEM/a2221d0670f740a9b844e0fd452808a0.png)
![](https://img.xkw.com/dksih/QBM/2013/9/4/1571338922475520/1571338928046080/STEM/706a33251e5a4c49a56991d4c52f5d9a.png)
其中所有正确的命题的序号是
![](https://img.xkw.com/dksih/QBM/2013/9/4/1571338922475520/1571338928046080/STEM/743847ae121d4873b184a1486565d500.png)
A.①②③ | B.①③ | C.②④ | D.①③④ |
您最近一年使用:0次