Force Fr F1 F2 And Its Direction

Determine the magnitude of the resultant force FR = F1 + F2 and its direction measured counterclockwise from the positive u axis.

Given:
F1 = 25 lb
F2 = 50 lb
θ1 = 30 deg
θ2 = 30 deg
θ3 = 45 deg

force FR = F1 + F2 and its direction

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