An observer 1.6 m tall is 20-3 away from a tower. The angle of elevation from his eye to the top of the tower is 30º. The heights of the tower is:

An observer 1.6 m tall is 20-3 away from a tower. The angle of elevation from his eye to the top of the tower is 30º. The heights of the tower is:

An observer 1.6 m tall is 20-3 away from a tower. The angle of elevation from his eye to the top of the tower is 30º. The heights of the tower is:


A. 21.6 m
B. 23.2 m
C. 24.72 m
D. None of these

Answer: A.