| 直角坐标平面内两点在该平面折叠后的距离 |
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| 引用本文： | 张光俊.直角坐标平面内两点在该平面折叠后的距离[J].四川职业技术学院学报,2020(2):156-159. |
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| 作者姓名： | 张光俊 |
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| 作者单位： | 金阳县初级中学 |
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| 摘 要： | 在直角坐标平面xoy内,对于两定点P1,P2及定直线l,将平面xoy沿直线l折成大小为θ的二面角,本文给出了折叠后P1,P2的距离公式.
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| 关 键 词： | 直角坐标平面 折叠 二面角 两点间的距离 |
The Distance Between Two Points after Folding of a Rectangular Coordinate Plane |
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| ZHANG Guangjun.The Distance Between Two Points after Folding of a Rectangular Coordinate Plane[J].Journal of Sichuan Vocational and Technical College,2020(2):156-159. |
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| Authors: | ZHANG Guangjun |
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| Institution: | (Jinyang County Middle School,Jinyang 616250,China) |
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| Abstract: | In the plane of the Cartesian plane xoy, for the two fixed points P1,P2,and the straight line l,the plane is folded along the straight line l into θ angle, This paper gives the folding distance formula. |
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| Keywords: | cartesian coordinates plane folding dihedral angle the distance between two points |
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