Question

Write the standard form of the equation of the circle with the given center and radius.Center (0,0), r=11

Answer 1

Given:

$\text{Center (0,0) , r=11}$

Equation of circle is

$\begin{gathered} (x-h)^2+(y-k)^2=r^2 \\ (x-0)^2+(y-0)^2=11^2 \\ x^2+y^2=121 \end{gathered}$