已知直三棱柱
,的所有棱长都是2,以点
为原点建立如图所示的空间直角坐标系,则顶点
关于
平面的对称点坐标是___________ ,线段
的中点坐标是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c01fdc7bc471af0b264a04aef0823e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039f19ea54251a63521200f60d244904.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a851907ada2ac2c3c4880a6736d28a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/14/11800001-60f6-47db-9171-58f2ceaa559c.png?resizew=132)
更新时间:2022-08-12 09:38:56
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【推荐2】如图,以长方体
的顶点
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53ba56293050bc70a64f6af6b6f3f196.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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【推荐2】空间中点
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e90597a5b1d2cc8c48bcb3b8821e10.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
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