A boy is standing on the ground and flying a kite with a string of length 150 m, at an angle of elevation of 30. Another boy is standing on the roof of a 25m high building and is flying a kit at an elevation of 45. Both the boys are on the opposite side of the kites. Find tge length of the string correct to two places that he second baby must have so that the two kites meet.
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150*30/25*45=4500/1125
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