from graphics import *
def midP(p,q):
    xVal = (p.getX()+q.getX())/2.0
    yVal = (p.getY()+q.getY())/2.0
    mid = Point(xVal,yVal)
    return mid

def main():
    win = GraphWin("my window",400,400)
    p1 = Point(10,10)
    
    p2 = Point(200,200)

    p3 = Point(10,200)
    t1 = Polygon(p1,p2,p3)
    t1.setFill("yellow")
    t1.draw(win)
    
    m1 = midP(p1,p2)
    m2 = midP(p2,p3)
    m3 = midP(p3,p1)
    t2 = Polygon(m1,m2,m3)
    t2.setFill("green")
    t2.draw(win)

    t3 = t2.clone()
    t3.move(100,100)
    t3.draw(win)
    
    
main()