The circle with centre (2 3) and intersecting `x^(2)+y^(2)-4x+2y-7=0` orthogonally has the radius

The circle with centres (2,3) and intersecting x^2+y^2-4x+2y-7=0 orthogonally has the radius

The circle with centres (2,3) and intersecting x^2+y^2-4x+2y-7=0 orthogonally has the radius

The circle with centre (1,2) cuts the circle x^(2)+y^(2)+14x-16y+77=0 orthogonally then its radius is

The circle through (-2,5),(0,0) and intersecting the circle x^(2)+y^(2)-4x+3y-1=0 orthogonally is

The circle through the two points (-2,5),(0,0) and intersecting x^2+y^2-4x+3y-1=0 orthogonally is

The circle through the two points (-2,5),(0,0) and intersecting x^2+y^2-4x+3y-1=0 orthogonally is

The radius of the circle touching the line x+y=4" at "(1, 3) and intersecting x^(2)+y^(2)=4 orthogonally is

The radius of the circle touching the line x+y=4" at "(1, 3) and intersecting x^(2)+y^(2)=4 orthogonally is

The circle with centre (1, 2) cuts the circle x^2 + y^2 + 14x - 16y + 77 = 0 orthogonally then its radius is

The circle with centre (1, 2) cuts the circle x^2 + y^2 + 14x - 16y + 77 = 0 orthogonally then its radius is