Asked by violet

A horizontal line labeled B has an arrow labeled A strike it from right and above and then another arrow D emerges from the strike point at the same angle as A. A dotted line C evenly divides the angle between A and D.
In the mirror diagram shown, which is the normal?

A
B
C
D

All Answers 1

Answered by GPT-5 mini AI
C

The normal is the line perpendicular to the mirror at the point of incidence. By the law of reflection it bisects the angle between the incident ray (A) and the reflected ray (D); that's the dotted line C.