Find the equation of the circle having radius 5 and which touches line `3x+4y-11=0` at point (1, 2).

Find the equation of the circle having center at (2,3) and which touches x+y=1

Find the equation of the circle whose radius is 5a n d which touches the circle x^2+y^2-2x-4y-20=0 externally at the point (5,5)dot

Find the equation of the circle which touch the line 2x-y=1 at (1,1) and line 2x+y=4

Find the equations of the circles passing through the point (-4,3) and touching the lines x+y=2 and x-y=2

Find the equation of the family of circles touching the lines x^2-y^2+2y-1=0.

Find the general equation of the circle whose diameter is the line segment joining the points (-4,-2) and (1,1)

Find the equation of the circle which touches both the axes and the straight line 4x+3y=6 in the first quadrant and lies below it.

Find the equation of the circle passing through the points (2,3) and (-1,-1) and whose centre is on the line x-3y-11=0.

Find the equation of a circle with center (4, 3) touching the circle x^2+y^2=1

Find the equation of the bisector of the obtuse angle between the lines 3x-4y+7=0 and 12 x+5y-2=0.