Question

What is the center and radius of the circle? (x-9)^2 + (y-8) =4

Answer 1

C(9,8) and r=2

Explanation:

k:(x-9)^2 +(y-8)^2 =4

k:(x-p)^2 +(y-q) ^2 =r^2

p=9, q=8, r=2-radius

C(p,q)=C(9,8)-center