空间中平面
、平面
、平面
两两垂直,点P到三个平面的距离分别为
、
、
,若
,则点P的轨迹是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f435efcc7869eec21bdba1ed81dc3f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5edf900c810371fb21297c15f86d8743.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b31ac1def558351e2e3ed1235c570530.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/342d0252c1b2f7d2a84b5c985d19d547.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92dd65308edc2d8989c41abd1c6094dc.png)
A.一条射线 | B.一条直线 | C.三条直线 | D.四条直线 |
22-23高二上·辽宁营口·期末 查看更多[2]
更新时间:2023-02-09 21:31:30
|
【知识点】 立体几何中的轨迹问题
相似题推荐
单选题
|
适中
(0.65)
名校
解题方法
【推荐1】四棱锥
,
面PAB,
面PAB,底面ABCD为梯形,
,
,
,
,满足上述条件的四棱锥顶点P的轨迹是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/28/c5975f5a-c49c-40bd-bd79-d7a03840eb0b.png?resizew=192)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca5dd496ee0c1170ef6dcc48266ee444.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2ffc6952e988d04f22f0fb2f7f0ab7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc11331a7b2d2619b40ee6d34c3bd620.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07140f277a35733d8c97577ccdd4e3ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/305a88d4e0249bd16d48eda01331d2d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9c4807350e42413a2d54b63e18b728.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/28/c5975f5a-c49c-40bd-bd79-d7a03840eb0b.png?resizew=192)
A.线段 | B.圆的一部分 |
C.椭圆的一部分 | D.抛物线的一部分 |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】已知棱长为a的正方体
的所有顶点均在体积为
的球O上,动点P在正方形
内运动(包含边界),若直线
与直线
所成角的正弦值为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f479c521ce8a3e0013347d39a7d16e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632f2bf1cd0435041fa04b01901d1c8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
A.![]() |
B.点P运动轨迹的长度为![]() |
C.三棱锥![]() ![]() |
D.线段![]() ![]() |
您最近一年使用:0次