Post-UTME Mathematics 2018 Objective — Question 2
Question 2 of 20 from the Post-UTME Screening (Post-UTME) Mathematics 2018 Objective paper, with the correct answer and a full explanation.
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The angle of elevation of the top of a tower from a point on the horizontal ground, 80 metres away from the foot of the tower is 60 degrees. Find the height of the tower.
- A. 80*sqrt(3) mCorrect
- B. 80m
- C. (80*sqrt(3))/3 m
- D. 40*sqrt(3) m
Explanation
height = 80 x tan(60) = 80 x sqrt(3) = 80*sqrt(3) m.
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