Find the equation of the circles which passes through the points ` A(1, 1) and B(2, 2 )` and whose radius is 1. Show that there are two such circles.

Find the equation of the circle which passes through the points (1,1), (0, -1) and (-2, 0)

Find the equation to the circle which passes through the points (1,2)(2,2) and whose radius is 1. Show that there are two such circles.

Find the equation to the circle which passes through the points (1,2)(2,2) and whose radius is 1 . show that there are two such circles (x−1) ^ 2 +(y−2) ^ 2 =1 and (x−2) ^ 2 +(y−1) ^ 2 =1

Find the equation of circle of a circle which passes through the points (0,-6), (1,1) and (7,-7) .

Find the equation of circle of a circle which passes through the points (0,-6), (1,1) and (7,-7) .

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

Find the equation to the circle which passes through the points (1,2)(2,2) and whose radius is 1.

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

Find the equation of the circle which passes through the points (-1,2) and (3,-2) and whose centre lies on the line x-2y=0

Find the equation of the circle which passes through the points (-1,2) and (3,-2) and whose centre lies on the line x-2y=0 .