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Which equation of a circle has a center C, and radius, r, as shown in the graph? Thanks!

Which equation of a circle has a center C, and radius, r, as shown in the graph? Thanks-example-1
Which equation of a circle has a center C, and radius, r, as shown in the graph? Thanks-example-1
Which equation of a circle has a center C, and radius, r, as shown in the graph? Thanks-example-2
User Gennifer
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1 Answer

2 votes

Solution:

Given the graph;


C=(3,-2),r=√(26)

The equation of a circle is;


\begin{gathered} (x-h)^2+(y-k)^2=r^2 \\ \\ h=3,k=-2 \\ \end{gathered}

Thus;


(x-3)^2+(y+2)^2=26

Which equation of a circle has a center C, and radius, r, as shown in the graph? Thanks-example-1
User Giovanni Patruno
by
5.7k points