A 35.0-kg sled intially at rest slides down a 50.0m-long hill inclined at an angle of 30 degrees with the horizontal. Determine the kinetic energy of the sled at the bottom of the hill. Friction is neglected and g = 9.8 m/s2 a. 22J  b. 980 J  c. 644 J d. 322 J e. 8575 J f. none of the above

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