题型:单选题
难度:0.85
引用次数:1248
题号:11858870
如图所示,已知
,
,从点
射出的光线经直线AB反射后再射到直线OB上,最后经直线OB反射后又回到点P,则光线所经过的路程是( )
![](https://img.xkw.com/dksih/QBM/2021/11/30/2862482779906048/2864005041463296/STEM/ffd0e7a0-4f77-4c04-b89b-aa990de0a124.png?resizew=234)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ab9ba84e389ec80950fe6efaafa5ed6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/813832bce61e863ba4f24cccbfc63b3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b258e156b123f44f14fb7c25f3332ba.png)
![](https://img.xkw.com/dksih/QBM/2021/11/30/2862482779906048/2864005041463296/STEM/ffd0e7a0-4f77-4c04-b89b-aa990de0a124.png?resizew=234)
A.![]() | B.![]() | C.6 | D.![]() |
更新时间:2020-12-13 14:50:16
|
【知识点】 光线反射问题(2)——直线关于直线对称
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