from the top of a light house the angles of depression of two ships on the opposite sides of it are observed to be 30 degree and 60 degree. If the height of the light house is h m and the line joining the ships passes through the foot of the light house show that the distance between the ships 4hby root 3
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From the top light house, the angles of the depression of two ship on the opposite side of it are observed to be α and β. If the height of the light house be h metres and the line joining the ship passes through the foot of the light house, show that the distance between the ship is
tanαtanβ
h(tanα+tanβ)
meters.
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