Question

If the angle between the incident ray and the reflected ray is 90 degrees, what is the measure of angle of incidence? *
90 degrees
180 degrees
135 degrees
45 degrees​

Answer 1

Answer:

Option [a]

90° is your right answer

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Answer 2

Answer:

here we find the incidence Ray is making an angle of 90 degree with that of the reflected Ray, so the incident ray is making an angle 90÷2 degree with the angle of incident is 45 degree