Two boats leave the shore at the same time and travel in the directions shown in (Figure 1). vA = 12 m/s and vB = 19 m/s . A) Determine the magnitude of the velocity of boat  A  with respect to boat  B . B) Determine the direction angle of the velocity of boat A with respect to boat B, measured counterclockwise from the positive x axis. C) How long after leaving the shore will the boats be 480 m apart?

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