A = (3.06, -2.52)
B = (15.4, -1.56)
f = Line(A, B)
M = (10.58, 5.9)
g = OrthogonalLine(M, f)
H = Intersect(g, f)
α = Angle(M, H, A)
h = Segment(M, A)
C = Point(f)
i = Segment(M, C)
D = Point(f)
j = Segment(M, D)
a = Distance(i, j)
k = Segment(M, H)