[" Two circles of equal radii "],[" 'r' cut orthogonally.If their "],[" centers are "(-2,-3)" and "(-5,-6)],[" then "r=]

Two circles of equal radii 'r' cut orghogoanlly If their centres are (-2 ,3) and (-5 ,-6) then r =

Two circleS of equal radius ' r ' cut orthogonally. If their centres are (2,3) and (5,6), then r=

Two circleS of equal radius ' r ' cut orthogonally. If their centres are (2,3) and (5,6), then r=

Two circles of equal radius a cut orthogonally. If their centres are (2,3) and (5,6), then radical axis of these circles passes through the point

Two circles of equal radius a cut orthogonally . If their centres are (2,3) and (5,6) then radical axis of these circles passes through the point

If the circles of same radius a and centres (2,3), (5,6) cut orthogonally , then a=

The circles having radii r1 and r2 intersect orthogonally Length of their common chord is

If the circles of same radii and with centres (2,3),(5,6) cut orthogonally then radius is