A school boy lying on the ground 30m away from ... - JAMB Mathematics 2020 Question
A school boy lying on the ground 30m away from the foot of a water tank towel observes that the angle of elevation of the top of the tank is 60\(^o\). Calculate the height of the tank.
A
60\(\sqrt{3m}\)
B
30\(\sqrt{3m}\)
C
20\(\sqrt{3m}\)
D
10\(\sqrt{3m}\)
correct option: b
h = 30 tan 60
= 30\(\sqrt{3}\)
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