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Mathematics 8 Online
OpenStudy (anonymous):

Enter the equation of the circle described below. Center (5, 2), radius = 3

OpenStudy (dtan5457):

OpenStudy (dtan5457):

Plug it in, square the radius at the end

OpenStudy (calculusfunctions):

An equation of a circle with center (h, k) and radius r is \[(x -h)^{2}+(y -k)^{2}=r ^{2}\]

OpenStudy (dtan5457):

In this case it would be (x-5)^2+(y-2)=3^2<or 9

OpenStudy (anonymous):

ok thnx

OpenStudy (calculusfunctions):

You're supposed to let them figure it out. Guide them to the right answer, not just show off and give them the answer @dtan5457

OpenStudy (dtan5457):

Kk^.

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