Find the equations of the circles passing through two points on y-axis at distance 3 from the origin and having radius 5.

Find the equation of the circle which passes through two points on the x-axis which are at distances 4 from the origin and whose radius is 5.

Find the equations of lines passing through the point (1,0) and a distance (sqrt(3))/2 from the origin.

Find the equations of lines passing through the point (1,0) and a distance (sqrt(3))/2 from the origin.

The equation of the circle whose radius is 5 and which passes through the points on x-axis at a distance 3 from the origin is

Write the equation of the circle passing through (3,4) and touching y-axis at the origin.

Find the equation of the circle which touches X-axis at a distance of 3 units from the origin and making an intercepts of length 6 on Y-axis.

Find the equation of the circles passing through the three points : (0, 0), (5, 0) and (3, 3)

Find the equation of the ellipse passing through (6, 4), foci on y-axis, centre at the origin and having eccentricity 3/4 .

Find the equation of the circle whose centre lies on the positive direction of y-axis at as distance 6 from the origin and whose radius is 4.

Find the equation of the circle which touches the axis of x at a distance 3 from the origin and cuts an intercept of length 6 on the axis of y .