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Q:

A tower standing on a horizontal plane subtends a certain angle at a point 160 m apart from the foot of the tower. On advancing 100 m towards it, the tower is found to subtend and angle twice as before. The height of the tower is

  • 1
    80 m
  • 2
    100 m
  • 3
    160 m
  • 4
    200 m
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Answer : 1. "80 m"

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