A = Intersect(xAxis, yAxis)
C = (4, 3)
a = Segment(A, C)
B = (4, 0)
b = Segment(C, B)
c = Segment(B, A)
α = Angle(B, A, C)
d = Ray(A, B)
e = Ray(A, C)
B_1 = (6, 0)
f = OrthogonalLine(B_1, d)
C_1 = Intersect(e, f)
B_2 = (9, 0)
g = OrthogonalLine(B_2, d)
C_2 = Intersect(e, g)
β = Angle(C, B, A)
γ = Angle(C_1, B_1, A)
δ = Angle(C_2, B_2, A)
h = Segment(C, C_2)
i = Segment(B, B_2)
j = Segment(C_2, B_2)
k = Segment(C_1, B_1)