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The angle of elevation of a point T on a tower from a point U on the horizontal ground ...

The angle of elevation of a point T on a tower from a point U on the horizontal ground is 30o. If TU = 54m, how high is T above the horizontal ground?
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  • A 108m
  • B 72m
  • C 46.3m
  • D 31.2m
  • E 27m
Correct Answer: Option E
Explanation:

sin30 = x/54
x =54 x 1/2
= 27m

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