From a point on the ground 12 feet in front of a building, the angle of elevation to the top of the building is 76 degrees. How tall is the building?
37 ft. ?
We can use the tangent here
tan (76) = H / 12 where H is the building height........nultiply both sides by 12
12 * tan (76) = H ≈ 48.13 ft
