Author: Toni Chehlarova

D = (15, 30)
C = (35, 20)
B = (40, 5)
A = (0, 0)
многоъгълник1, a, b, c, h = Polygon(A, B, C, D)
S = (14, 5)
d = Segment(S, C)
e = Segment(S, B)
f = Segment(S, A)
g = Distance(d, e)
i = Segment(D, S)
текст1: "" + f + "+" + e + "+" + d + "+" + i + "=" + (f + e + d + i) + ""