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Q. The angle of elevation of the top of a tower from a certain point is 30°. If the observed moves 20 m towards the tower, the angle of elevation the angle of elevation of top of the tower increases by 15°. The height of the tower is

  • (A) 17.3 m
  • (B) 21.9 m
  • (C) 27.3 m
  • (D) 30 m
  • Correct Answer - Option(C)
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  • Filed under category Math
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