A = (4.02, -1.24)
B = (11.24, -0.92)
a = Segment(A, B)
b = OrthogonalLine(A, a)
C = Point(b)
c = Segment(C, B)
α = Angle(B, A, C)
d = Segment(C, A)
e = OrthogonalLine(C, d)
f = OrthogonalLine(B, a)
D = Intersect(e, f)
g = Segment(C, D)
h = Segment(D, B)
i = Segment(A, D)
E = Intersect(c, i)
k = Circle(E, C)
j = Segment(C, E)
l = Segment(E, B)