A = (1.176385127379538, 4.366469479215611)
B = (3.37205042522178, 4.345152340401609)
C = (5.397178612552003, 6.071840584335798)
D = (3.4360018416637867, 1.1049472406732515)
a = Line(C, D)
pic1' = Mirror(pic1, a)
B' = Mirror(B, a)
A' = Mirror(A, a)
E = (3.393367564035782, 6.114474861963803)
F = (1.1977022661935404, 6.135792000777806)
E' = Mirror(E, a)
F' = Mirror(F, a)
b = Segment(E, E')
c = Segment(B, B')
d = Segment(F, F')
e = Segment(A, A')