Question: Determine the magnitude and coordinate direction angles of F3 so that the resultant of the three forces is zero. Given: F1 = 180 lb α

Determine the magnitude and coordinate direction angles of F3 so that the resultant of the three forces is zero.

Given:
F1 = 180 lb α 1 = 30 deg
F2 = 300 lb α 2 = 40 deg

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