A = (0, 0)
B = (14, 0)
a = Segment(A, B)
E = (0, 3)
b = Segment(A, E)
F = (14, 9)
c = Segment(B, F)
M = Point(a)
d = Segment(E, M)
e = Segment(M, F)
ME = Distance(M, E)
MF = Distance(M, F)
l: ME + MF
C = Point(a)
D = Point(a)
α = Angle(C, A, E)
β = Angle(F, B, D)
G = (14, -9)
f = Segment(B, G)
g = Segment(M, G)
h = Line(E, G)
P = Point(h)