A machine at a post office sends packages out a chute and down a ramp to be loaded into delivery vehicles. Calculate the acceleration of a box heading down a 10.0∘ slope, assuming the coefficient of friction for a parcel on waxed wood is 0.100. 0.737 m/s^2 0.65 m/s^2 0.85 m/s^2 0.97 m/s^2