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= 12 1/2√3
=6√3 N
F1y = 12 sin 30°
= 12 1/2
=6 N
F3x= 8 cos 60°
=8 1/2
=4 N
F3y=8 sin 60°
= 8 1/2√3
= 4√3
Rx= F1x + F3x - F2
=6√3 + 4 - 10
Ry=F1y - F3y
=6 - 4√3
-2√3
R=√Rx² + Ry²