From a 50m high building, the angle of depression to a car is 45°. Find the horizontal distance to the car.
Q1. From a 50m high building, the angle of depression to a car is 45°. Find the horizontal distance to the car.
Answer: 50 m
Explanation: tan(45°) = 50 / distance, so distance = 50 m, as tan(45°) = 1.