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Q: A flag of height 4 metres is standing on the top of a building. The angle of elevation of the top of the flag from a point X is 45 and the angle of elevation of the top of building from X is 300. Point X is on the ground level. What is the height (in metres) of the building?
  • A.
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  • B.
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  • C.
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  • D.
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Correct Answer: Option B -
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Explanations:

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