如图,在直三棱柱
中,
,
,则向量
与
的夹角是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f99135167175760935148047d6170c7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4979f0d8ed02ce99f440b6ff4f3216e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d021a5c98388463d577675e58068aa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a38dfb3f3d83fa111eb89009789e88b1.png)
A.30° | B.45° |
C.60° | D.90° |
23-24高二下·江苏·课前预习 查看更多[2]
(已下线)第六章 空间向量与立体几何(知识归纳+题型突破)-2023-2024学年高二数学单元速记·巧练(苏教版2019选择性必修第二册)甘肃省武威市凉州区2023-2024学年高二下学期期中质量检测数学试卷
更新时间:2024-03-06 13:55:16
|
相似题推荐
单选题
|
较易
(0.85)
名校
【推荐1】已知非零向量
,
,若
,且
,则
与
的夹角为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53d288c8be10c1bf59aa3714ffd1783c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e35b65a4406bec77cb59b0e42446604b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】如图,在棱长为的1正方体
中,点
是线段
的中点,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/10/6d123773-05f7-4227-ba8e-a7cf1d928a17.png?resizew=179)
![](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/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9cc6d0578ccc0de834539833ec03aeb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/10/6d123773-05f7-4227-ba8e-a7cf1d928a17.png?resizew=179)
A.1 | B.0 | C.![]() | D.![]() |
您最近一年使用:0次