To answer my own questions
def calculateRadius(x1,y1,x2,y2): radius = (( x2 - x1 )^2 + ( y2 - y1 )^2)^0.5 return radius print calculateRadius(x1, y1, x2, y2)
If you're using python, I think you mean:
def calculateRadius(x1,y1,x2,y2): radius = (( x2 - x1 )**2 + ( y2 - y1 )**2)**0.5 return radius print calculateRadius(x1, y1, x2, y2)