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Q: A tower stands on the top of a building which is 40 metres high. The angle of depression of a point situated on the ground from the top and bottom of the tower are found to be 60⁰ and 45⁰ respectively. What is the height (in metres) of tower ?
  • A.
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  • B.
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  • C.
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  • D.
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Correct Answer: Option C -
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Explanations:

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