Question

Find the center and radius of the circle with the equation (x - 2)2 + y2 = 5.
a.)(2,0), √5
b.)(-2,0), 5
c.)(-2,0), √5

Answer 1

(X-h)^2+(y-k)^2=r^2. h=x-coordinate of
the center, k=y-coordinate of the center. (x-2)^2+(y-0)^2=5=r^2.
C(h,K)=(2,0), r^2=5, r=sqrt5=2.24