SOLUTION: give the equation of the circle (in general form) that has the given center and radius length. 1.) (4,0);r=2 2.) (-2,-1);r=5

Algebra ->  Circles -> SOLUTION: give the equation of the circle (in general form) that has the given center and radius length. 1.) (4,0);r=2 2.) (-2,-1);r=5      Log On


   

Question 394951: give the equation of the circle (in general form) that has the given center and radius length.

1.) (4,0);r=2
2.) (-2,-1);r=5
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
give the equation of the circle (in general form) that has the given center and radius length.
1.) (4,0);r=2
2.) (-2,-1);r=5
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Method:
If the center is (h,k) and the radius = r
the equation is (x-h)^2 + (y-k)^2 = r^2
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Cheers,
Stan H.