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A student incident light beam on one mirror at an angle of 40 degree as shown in the figure then what will be the angle of reflection at mirror 2.please answer it fast need full explanation it's 2 mark question ​

answers: 1
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Answer:

the answer is 10 degrees

40 = reflected ray (since reflected = incident ray)

180 - (40*2) = 180 - 80 = 100(straight line)

180 - (100 + 70) = 10 (angles of a triangle sum upto 180)

pls add "degree" after all no.s

hope it helps

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Rebecca Miller
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