Question

Find the center and radius of each circle:

1) (x-2) ^2+(y-3) ^2 =9
2) (x-1)^2+(y+5)^2=4

Answer 1

The equation of a circle is (x-h)^2+(y-k)^2=r^2, where (h, k) is the center and r is the radius.

1) Center= (2, 3), Radius= 3

2) Center= (1, -5), Radius= 2

Hope this helps:)