The angle of incidence of the beam is 60 degrees. What is the sum of the angles of incidence and reflection?

The angle of incidence of the ray is equal to the angle of its reflection, which means that the angle of reflection of the ray in this case = 60 ° from this it follows that the sum of the angles of incidence and reflection is
60 ° + 60 ° = 120 °
Answer: 120 °



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