The two structural members, one of which is in tension and the other in compression, exert the indicated forces on joint O. Determine the magnitude of the resultant R of the two forces and the angle 0 which R makes with the positive x-axis. The angle 0 is measured counterclockwise from the positive x-axis. 2.6 kN 1.7 kN ----- 70 36° Answers: kN R = i
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