(x,0)

(y,0)

(1,0)

(0,1)

(0,x)

(y,x)

(x+y,0)

A = Point(xAxis)
B = Point(xAxis)
C = Point({1, 0})
D = Point({0, 1})
a = Line(D, C)
b = Line(A, a)
E = Intersect(yAxis, b)
c = Line(E, xAxis)
d = Line(B, yAxis)
F = Intersect(c, d)
e = Line(F, a)
G = Intersect(e, xAxis)