The light ray in Figure P24.2 emanates from a point on one wall of a room and is incident on a plane...

The light ray in Figure P24.2 emanates from a point on one wall of a room and is incident on a plane mirror that lies flat on the opposite wall. The reflected ray strikes the left hand wall at point A, which is a distance h =1.4 m below the light source. What is the

angle of incidence θ_i?

Figure P24.2