Question

A boy standing on the ground and flying a kite with 120m of string at an angle of 30. Another boy standing on the roof of a 14m high building and is flying his kite at an angle of elevation of 45. Both boys are standing opposite of both the kites. Find the length of the string that the second boy must have so that the two kites meet.

Answer:

The length of the string is 46√2m.

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