Which ones goes right with please

1. are the triangles similar and if so why? what is the value of x? show your work.

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.

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.