A school boy lying on the ground 30m away from the foot of a water tank tower observes that the angle of elevation of the top of the tank 60o. Calculate the height of the water tank.
A
60m
B
30 \(\sqrt{3}\)m
C
20 \(\sqrt{3}\)m
D
10 \(\sqrt{3}\)m
Verified Correct Answer: B.
Step-by-Step Mathematical Solution
h = 30 tan 60o
= 30\(\sqrt{3}\)
Source: Myschool Past Questions Archive (Record #30939)