Question

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

center (0, 8), radius = 8

Answer 1

\(\bf (x-{\color{blue}{ h}})^2+(y-{\color{brown}{ k}})^2={\color{olive}{ r}}^2\qquad center\ ({\color{blue}{ h}},{\color{brown}{ k}})\qquad radius={\color{olive}{ r}}\)

Answer 2

the problems not set up like that though

Answer 3

__+(___)_______

Answer 4

\(\bf (x-{\color{blue}{ h}})^2+(y-{\color{brown}{ k}})^2={\color{olive}{ r}}^2\qquad center\ ({\color{blue}{ h}},{\color{brown}{ k}})\qquad \qquad Qradius={\color{olive}{ r}}\\
\qquad \qquad \uparrow \\
\textit{equation of a circle}\)

Answer 5

so use the equation of a circle, and put in the provided values -> http://www.mathwarehouse.com/geometry/circle/images/equation-of-circle/example-2-equation-of-circle.png

Answer 6

still doesnt help