Respuesta :

gmany

The equation of a circle:

[tex](x-h)^2+(y-k)^2=r^2[/tex]

where

(h, k) - the coordinates of a center

r - the radius

We have

(1, 1) → h = 1 and k = 1

r = 5

Substitute:

[tex](x-1)^2+(y-1)^2=5^2\\\\(x-1)^2+(y-1)^2=25[/tex]

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