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A person walking along a straight road observes that a two points 1 km apart, the angles of eleva-tion of a pole in front of him are `30^@ and 75^@`. The height of the pole is

A

`250(sqrt(3)+1)` m

B

`150(sqrt(3)-1)`m

C

`225(sqrt(2)-1)` m

D

`225(sqrt(2)+1)`m

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The correct Answer is:
A
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