Question

Find the equation of the circle whose center and radius are given.

center ( 5, 6), radius = 3

Answer 1

(x-5)^2+(y-6)^2=9

Answer 2

Johny, the equation of a circle is this:


(x-h)^2+(y-k)^2=r^2

where h is the x component of the center of the circle and k is the y component. r is the radius of course.