E_1 = (-6.057978163022511, -11.480476279221453)
J = (44.00483553213783, -1.7379316315481221)
A = (6.932081367208597, 1.8379836323919025)
B = (18.535561509381317, 1.8744725636565966)
a = Segment(A, B)
b = OrthogonalLine(B, a)
C = Point(b)
X = Segment(C, A)
d = Segment(C, B)
α = Angle(C, B, A)
e = Distance(d, a)