Answer:
To find the radius You have to take the circumference of the circle and divide it by 2 times π (pi)
To find the center you draw a chord across the circle (a line across the circle near the edge so it cuts the circumference in two places- if you didn't know) then you find the mid point of the chord, and add a chord or two to determine where they meet in the center
Step-by-step explanation:
