Does anybody know how to do any of these problems?

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.

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

5. write an equation for the line that is parallel to the given line and that passes through the given point. y = –5x + 3; (–6, 3)