Solve.A block weighing 75 lb rests on a 15° incline. Find the magnitude of the components of the block's weight perpendicular and parallel to the incline.
A. Perpendicular: 19.4 lb, parallel: 72.4 lb
B. Perpendicular: 77.6 lb, parallel: 289.8 lb
C. Perpendicular: 72.4 lb, parallel: 19.4 lb
D. Perpendicular: 289.8 lb, parallel: 77.6 lb
Answer: C
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