The angle of depression of a car, standing on the ground, from the top of a 75 m tower, is 30°. The distance of the car from the base of the tower (in metres) is
Here AB is the tower of height 75m forming angle of depression = 30°
∴ Angle of elevation is 90° - 30° = 60°
tan 60° =
√3 =
x = ×
x =25 √3