Respuesta :

alechasiakosa563
"(x - x0)^2 + (y - y0)^2 = r^2 

So the radius is 11, half of diameter 

x0 = -9 
y0 = 5 

so (x+9)^2 + (y-5)^2 = 11^2 
(x+9)^2 + (y-5)^2 = 121 


Hope that helped!"
I got this from yahoo answers: https://answers.yahoo.com/question/index?qid=20110411115016AAupcAu

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