Question

show mathematically the first law of reflection​

Answer 1

Answer:

I=R

here, I is angle of incidence and R is angle of reflection

Answer 2

Answer:The First Law of reflection States that the angle made by the incident light ray with the normal to the surface at the point of incidence is equal to angle made by the reflected light ray with the normal.

Explanation:

The First Law of reflection States that the angle made by the incident light ray with the normal to the surface at the point of incidence is equal to angle made by the reflected light ray with the normal.