HELP ASAP this was due Friday I don't understand how please show work find center and radius

Answer:The center-radius form of the circle equation is in the format (x – h)2 + (y – k)2 = r2, with the center being at the point (h, k) and the radius being "r". This form of the equation is helpful, since you can easily find the center and the radius. hoped it helped :)
Step-by-step explanation: