Addition by 1. Components: Find the magnitude and direction of the resultant of the three force vectors,
,
, and
, shown in the figure. These vectors have the following magnitudes: A = 5.0 lb, B = 7.9 lb, and C = 8.0 lb. Express the direction of the resultant by specifying the angle it makes with the +x-axis, with counterclockwise angles taken to be positive.
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Fill in the blank(s) with the appropriate word(s).
1.6 lb, 312°
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