Question

What is the angle of incidence of a ray if the reflected ray is at an angle of 90° to the ray?
​

Answer 1

Answer:

45°

Explanation:

What is the angle of incidence of a ray if the reflected ray is at an angle of 90� to the incident ray? Ans. The angle of incidence ray will be 45°.

Answer 2

Angle of incidence = angle of reflection

45 = reflected angle