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Mathematics 17 Online
OpenStudy (anonymous):

Please help! Medal will be given!

OpenStudy (anonymous):

write an equation of each circle described:

OpenStudy (anonymous):

simply get the radius using distance formula and then u have centre and radius u'll get eqn of circle

OpenStudy (anonymous):

So the radius is \[\sqrt{10}\]

OpenStudy (anonymous):

@Mrfootballman97 Use this formula: \[(x-a)^{2} + (y-b)^{2} = r ^{2}\]

OpenStudy (goformit100):

(x−a)2+(y−b)2=r2

OpenStudy (anonymous):

no duh it \[\sqrt{26}\]

OpenStudy (anonymous):

so the final answer is? Im a little confused right now. If someone just tells me the answer ill be able to see how you did it.

OpenStudy (anonymous):

hey that not to find radius use\[\sqrt{(x_{1}-x_{2})^2+(y_{1}-y_{2})^2}\]

OpenStudy (anonymous):

@Mrfootballman97 use above formula to get radius and then equation of circle answer would be \[x^2+(y-4)^2=26\]

OpenStudy (anonymous):

thank you!

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