Geometry help!

Question

a spotlight is mounted on a wall 7.4 feet above the office building. It is used to light a door 9.3 feet from the wall. to the nearest degree, what is the angle of depression from the spotlight to the bottom of the doo

Answer 1

Think of this as a triangle with a height of 7.4 ft and adjacent side of 9.3. Then angle from the door is the inverse tan of 7.4/9.3=38.5.