A person sees the top of a tower at 45° angle of elevation. If the tower height is 50m, find the distance from person to tower base.
Q1. A person sees the top of a tower at 45° angle of elevation. If the tower height is 50m, find the distance from person to tower base.
Answer: 50 m
Explanation: tan(45°) = 50 / distance, so distance = 50 m.