A = (2.2600000000000002, 3.1)
B = (0.2, 0.9400000000000001)
A' = Rotate(A, 90°, B)
α = Angle(A, B, A')
a = Line(B, A')
b = Line(B, A)
C = Point(b)
D = Point(a)
poly1, d, b_1, c = Polygon(B, C, D)
poly2, e, f, g, h, E, F = Polygon(C, B, 4)
poly3, i, j, k, l, G, H = Polygon(B, D, 4)
poly4, m, n, p, q, I, J = Polygon(D, C, 4)