zOrthoCircle.py

from pygeo import *

v=display(scale=7)

zp1=zFreePoint(0,1,color=WHITE)
zp2=zFreePoint(-1,-2,color=WHITE)
zp3=zFreePoint(1,1,color=WHITE)
zcircle=zCircumCircle(zp1,zp2,zp3,color=BLUE)
zpoint=zFreePoint(3,1,color=BLUE)
zOrthoCircle(zcircle,zpoint,color=RED)

v.pickloop()