A building 300 feet tall casts a 100 foot long shadow. if a person looks down from the top of the? building, what is the measure of the angle between the end of the shadow and the vertical side of the building?

Respuesta :

jbmow
The angle of depression, looking down, is the arcTangent(300/100) = 71.6 degrees.  Remember the angle of depression is equal to the angle of elevation.