The angle of elevation of the top of the tower at a distance of 4m & 9m from the base of the tower are complementary (I. e. The sum of two angles is 90 digree). Prove that the height of tower is 6m.
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If the angles of elevation of the top of a tower from two points at a distance of 4 m and 9 m from the base of the tower and in the same straight line with it are complementary, then the height of the tower is 6 m.
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