Geometrinen  \; sarja \;  \; 1+\frac{1}{2}+\frac{1}{4}+\frac{1}{8}+\frac{1}{16}+...=  \; 2

E = (2, 0)
B = (0, 0)
c = Segment(B, E)
A = Intersect(xAxis, yAxis)
C = Point(xAxis)
D = Point(c)
b = Segment(B, D)