Find the equation of circle passing through the point (2,1), (1,2) and (8,9).

The equation of the circle passing through the point (1,1)

Solve the following:Find the equation of the circle passing through the points (5,-6),(1,2) and (3,-4).

Find the equation(s) of circle passing through the points (1,1),(2,2) and whose radius is 1 unit

Find the equation of the circle passing through the point: (5,1), (8, 1) and (1,3)

Find the equation of the circle passing through the points (1,1), (2,-1), and (3,2).

Find the equation of the circle passing through the point: (5,7),(8,1) and (1,3)

Find the equation of a circle passing through the points (1,-4),(5,2) and having its centre on the line x-2y+9=0

Find the equation of the circle passing through the points (2,3) , (-2,5) and (0,1)

Find the equation of the circle passing through the point: (1,2),(3,-4) and (5,-6) .