Question 1087913
.
{{{(x-((-3))^2 + (-(-1))^2)}}} = {{{(2*sqrt(5))^2}}},


or, which is the same,


{{{(x+3)^2 + (y+1)^2}}} = 20.
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&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=https://www.algebra.com/algebra/homework/Quadratic-relations-and-conic-sections/Standard-equation-of-a-circle.lesson>Standard equation of a circle</A>

&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=https://www.algebra.com/algebra/homework/Quadratic-relations-and-conic-sections/Find-the-equation-of-the-circle-given-by-its-center-and-tauching-a-given-line.lesson>Find the standard equation of a circle</A>

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