Post-UTME Mathematics 2013 Objective — Question 30
Question 30 of 100 from the Post-UTME Screening (Post-UTME) Mathematics 2013 Objective paper, with the correct answer and a full explanation.
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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 is 60°. Calculate the height of the water tank.
- A. 60m
- B. 30√3mCorrect
- C. 20√3m
- D. 10√3m
Explanation
height = 30×tan60° = 30√3m.
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