Ya'll gave me the wrong answer on my test which put me in the same grad again i'm so mad right now and plus i'm reporting this app and calling because this don't make no sense'

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.