A 2kg ball rolls down the hill. By the time it is at the bottom, the ball kinetic energy is 25 J what is the velocity at the bottom of the hill

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.