Posted by **lindsay** on Tuesday, May 21, 2013 at 5:37am.

Two pieces of wire are stretched from the top M, of a vertical pole to the points L and N on the horizontal ground, The angle of depression of L from M is 65 degrees. N is on the opposite side of the pole (from L) at an angle of depression of 72 degrees from M. N is 4m from the bottom P of the pole.

Find the length of each piece of wire

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