Determine the magnitude of the resultant force and its direction $\theta$, measured counterclockwise from the positive $x$ axis. $F_2 = 600$ N $F_1 = 800$ N $45^\circ$ $60^\circ$ $13$ $5$ $12$ $F_3 = 650$ N $y$ $x$
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For $F_1 = 800$ N: The angle $F_1$ makes with the positive x-axis is $60^\circ$. $F_{1x} = F_1 \cos(60^\circ) = 800 \cos(60^\circ) = 800 \times 0.5 = 400$ N $F_{1y} = F_1 \sin(60^\circ) = 800 \sin(60^\circ) = 800 \times \frac{\sqrt{3}}{2} \approx 800 \times 0.866 Show more…
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