已知
,
为空间中两条互相垂直的直线,等腰直角三角形
的直角边
所在直线与
,
都垂直,斜边
以直线
为旋转轴旋转,则( )
![](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/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
A.直线![]() ![]() ![]() |
B.直线![]() ![]() ![]() |
C.当直线![]() ![]() ![]() ![]() ![]() ![]() |
D.当直线![]() ![]() ![]() ![]() ![]() ![]() |
更新时间:2021-01-23 10:33:17
|
相似题推荐
【推荐1】长方体
中,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
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A.异面直线![]() ![]() ![]() |
B.异面直线![]() ![]() ![]() |
C.![]() ![]() |
D.![]() ![]() ![]() |
您最近一年使用:0次
多选题
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适中
(0.65)
解题方法
【推荐2】如图,在直三棱柱
中,
,
,
,点
是侧棱
上的一个动点,则下列判断正确的是( )
![](https://img.xkw.com/dksih/QBM/2022/5/25/2987246157299712/2988310879215616/STEM/ae1593ef-c4d6-418c-a984-9069c3df8fa5.png?resizew=232)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92535536bd3c2761724fd058427f95a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/829018a6ca0aff95d89e3f7cd943274e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af260e0d98c95d1e092dc4c6d348e3ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a851907ada2ac2c3c4880a6736d28a.png)
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A.![]() |
B.![]() ![]() |
C.直线![]() ![]() ![]() |
D.存在点![]() ![]() ![]() ![]() |
您最近一年使用:0次
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名校
【推荐3】如图,点
是棱长为
的正方体
中的侧面
上的一个动点(包含边界),则下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/7/f57fa5fc-612f-4c69-a770-98177003f645.png?resizew=179)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ebb05874eb3353d754af24c9974273e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/7/f57fa5fc-612f-4c69-a770-98177003f645.png?resizew=179)
A.有无数个点![]() ![]() |
B.当点![]() ![]() ![]() ![]() |
C.若![]() ![]() ![]() |
D.在线段![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
多选题
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适中
(0.65)
解题方法
【推荐1】如图,在棱长为2的正方体
中,
为
的中点,连接
,设
的中点为
,动点
在底面正方形
内(含边界)运动,则下列结论中正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/31/089614ea-b18e-4432-9c5d-99e19483e77e.jpg?resizew=189)
![](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/0e3334853138fb74687d66b1e45f2fd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69d2b798744645af88a4fa411344a83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69d2b798744645af88a4fa411344a83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/31/089614ea-b18e-4432-9c5d-99e19483e77e.jpg?resizew=189)
A.存在无数个点![]() ![]() |
B.若![]() ![]() |
C.![]() |
D.存在无数个点![]() ![]() ![]() ![]() |
您最近一年使用:0次
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适中
(0.65)
解题方法
【推荐2】已知正方体
的棱长为2,点E,F,G分别是线段
,
,
的中点,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8772aa893a9c1d40f714cb25701701.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e539f26ed5e0b20ff7220559324869a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ddc92d84d188c66b435664a7e7b5a4.png)
A.![]() |
B.![]() ![]() |
C.直线![]() ![]() ![]() |
D.过点F且与直线![]() ![]() ![]() |
您最近一年使用:0次