Three boats are out at sea: Boat A, Boat B, and Boat C. The crew of Boat A can see both Boat B and Boat C. The angle between the line of sight to Boat B and the line of sight to Boat C is 49". If the distance between Boat A and Boat B is 1.8 miles and the distance between Boat A and Boat C Is 3.2 miles, what is the distance between Boat B and Boat C?

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