x

10

6

14

A = (-11.473449278251904, 1.73979188737593)
B = (-11.249363237858022, 17.232711399835217)
A' = Rotate(A, 20°, B)
α = Angle(A, B, A')
B' = Rotate(B, 130°, A')
β = Angle(B, A', B')
f = Line(B, A)
g = Line(B, A')
h = Line(A', B')
C = Intersect(f, h)
t1, c, b, a' = Polygon(B, A', C)
A_{1} = (-0.9988794849599627, 1.3131393437830667)
B_{1} = (-1.0374422541939257, 9.774877050070879)
A'_{1} = Rotate(A_{1}, 20°, B_{1})
α_{1} = Angle(A_{1}, B_{1}, A'_{1})
B'_{1} = Rotate(B_{1}, 130°, A'_{1})
β_{1} = Angle(B_{1}, A'_{1}, B'_{1})
f_{1} = Line(B_{1}, A_{1})
g_{1} = Line(B_{1}, A'_{1})
h_{1} = Line(A'_{1}, B'_{1})
C_{1} = Intersect(f_{1}, h_{1})
t1_{1}, c_{1}, b_{1}, a'_{1} = Polygon(B_{1}, A'_{1}, C_{1})