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Form the top of a light house 60 m high ...

Form the top of a light house 60 m high with its base at the sea-level the angle of depression of a boat is `15^(@)`. Find the distance of the boat from the foot of light house.

Text Solution

Verified by Experts

The correct Answer is:
`60((sqrt(3)+1)/(sqrt(3)-1))`m
[Hint : `cot^(@)` = `(sqrt(3)+1)/(sqrt(3)-1)`, use this value. ]
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