As observed from the top of a 80 m tall lighthouse, the angles of depression of two ships on the same side of the light house in horizontal

Question 1

As observed from the top of a 80 m tall lighthouse, the angles of depression of two ships on the same side of the light house in horizontal line with its base are 30° and 40° respectively. Find the distance between the two ships. Give your answer correct to the nearest metre.

Question 2

In fig. AB is 80 m tall light house, the two ship are C and D.

As observed from the top of a 80 m tall lighthouse, the angles of depression of two ships on the same side of the light house in horizontal

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As observed from the top of a 80 m tall lighthouse, the angles of depression of two ships on the same side of the light house in horizontal

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