At a point 20 m away from the foot of a tower, the angle of elevation of the top of a tower is 30 degree. what is the height of the tower?

Options :
  1. 15 m
  2. 20 m
  3. 11.53 m
  4. 14.2 m

Answer and Explanation :-

Answer: Option 3


Let height of tower is is h. h /20 = tan 30 degree = 11.53 m

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