Find the CENTER and RADIUS of the circle with the given equation. left parenthesis x minus 6 right parenthesis squared plus left parenthesis y minus 1 right parenthesis squared equals 9

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

Maria solved an equation as shown below. what is the solution to maria’s equation?

Answer asap! due in 30 minutes! ! 8th grade math