Solve, (a). Find the magnitude of the force required to keep a 280-pound barrel from sliding down a ramp inclined at 12.5° from the horizontal. (b) Find the magnitude of the force of the barrel against the ramp.

Trigonometry (MindTap Course List)
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Chapter3: Additional Topics In Trigonometry
Section3.3: Vectors In The Plane
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Solve, (a). Find the magnitude of the force required to keep a 280-pound barrel from sliding down a ramp inclined at 12.5° from the horizontal.

(b) Find the magnitude of the force of the barrel against the ramp.

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