Question 1045494
the radius is the distance from the centre to the point of interection
{{{r}}}={{{sqrt((2--3)^2+(3-0)^2)}}}
={{{sqrt(34)}}}
equation is
{{{(x-2)^2+(y-3)^2}}}={{{34}}}

graph confirms
     *[illustration IMG_20100103_100957_1_.jpg].