Author: IREM de Paris-Nord

A_0 = (3.061616997868383E-16, 5)
A_1 = (-3.9091574123401482, 3.1174490092936677)
A_2 = (-4.874639560909118, -1.1126046697815715)
A_3 = (-2.169418695587791, -4.504844339512095)
A_4 = (2.16941869558779, -4.504844339512096)
A_5 = (4.8746395609091175, -1.1126046697815732)
A_6 = (3.9091574123401496, 3.117449009293667)
a = Segment(A_0, A_1)
b = Segment(A_1, A_2)
c = Segment(A_2, A_3)
d = Segment(A_3, A_4)
e = Segment(A_4, A_5)
f = Segment(A_5, A_6)
g = Segment(A_6, A_0)