help pls do this whole thing ill give brainliest to whoever does It first. PLS GIVE BACK BEFORE 11:59 or it DOESENT count <3 bye

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.