Question

center at (0,-4) r=4

Answer 1

\(\LARGE\color{blue}{ \bf (x-h)^{2}+(y-k)^{2}=r^{2} }\)

you are given that :

\(\LARGE\color{blue}{ \bf x=0 }\)
\(\LARGE\color{blue}{ \bf k=-4 }\) and
\(\LARGE\color{blue}{ \bf r=4 }\)

can you plug in the given information into the equation of the circle ?

Answer 2

thanks that really helps

Answer 3

You are welcome!