Draw the diagram. Since the angle of reflection is the same as that of incidence, you have two similar right triangles.
h/32= 5/9
Jennifer places a flat mirror on the ground and backs up until she sees the top of the building in the mirror. At that point, Jennifer is 9 feet from the mirror and the mirror is 32 feet from the building. If Jennifer’s eyes are 5 feet above the ground, how tall is the building to the nearest tenth of a foot?
1 answer