A = (5, 2.62)
B = (7.5, 2.6)
a = Segment(A, B)
b = OrthogonalLine(B, a)
c = Circle(B, A)
C, D = Intersect(c, b)
d = OrthogonalLine(A, a)
e = Circle(A, B)
E, F = Intersect(e, d)
poli1, a_1, b_1, d_1, f = Polygon(A, B, D, F)