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A man standing at the deck of a ship which is 10 m above water level observes the angle of elevation of the top of a hill as 60 degree and the angle of

depression of the base of the hill as 30 degree. Calculate the distance of the hill from the ship and the height of the hill.



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See in the attachment and mark my answer best.
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The height of the cloud=10*(tan 30+tan 60/tan 60-tan 30)=20
distance between ship and cloud =sin 30=1/2=20/h=40m
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