sir plz answer..


Suppose that a ray of light leaves the point (3,4), reflects off the y axis toward the x axis, reflects off the x axis, and finally arrives. At point (8,2).
When, ray reflect from y axis, and incident on x axis, the co ordinate of that pt is (x,0)

find value of x?

3 years ago

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Answers : (1)

                    

The co-ordinate os that pt is (5,0)


 


so, x=5

3 years ago

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