A sled of mass 70 kg starts from rest and slides down a 10°

Last updated: 7/10/2022

A sled of mass 70 kg starts from rest and slides down a 10° incline 80m long. It then travels for 20 m horizontally before starting back up an 8° incline. It travels 80 m along this incline before coming to rest. What is the magnitude of the net work done on the sled by friction? Round your answer to 2 decimal places. Add your answer