Question

What is the equation of a circle with center (−3, 0) and radius 20?

Answer 1

the general equation of circle with center a,b) and radius r is
\[\Large (x-a)^2+(y-b)^2=r^2\]
in your case use a=-3 ,b=0 and r=20
can you find it now?

Answer 2

@Rainbow_Dash waiting for your reply !!!
did you get it ?

Answer 3

oookay yeah, thank you!