SOLUTION: Find the equation of a circle which passes through the origin and whose center is at the point (-1,1).

Algebra ->  Rational-functions -> SOLUTION: Find the equation of a circle which passes through the origin and whose center is at the point (-1,1).       Log On


   

Question 97989: Find the equation of a circle which passes through the origin and whose center
is at the point (-1,1).
Answer by ryanman(19) About Me  (Show Source):
You can put this solution on YOUR website!
(x-h)^2 + (y-k)^2 = r^2
(x+1)^2 + (y-1)^2 = 2
by drawing the circle and using the pythagroem theroem , the radius = sqrt 2