A = Intersect(a, d)
B = Intersect(a, b)
C = Intersect(b, e)
D = Intersect(c, e)
E = Intersect(c, d)
polygon1, a_1, b_1, c_1, d_1, e_1 = Polygon(A, B, C, D, E)
km = 7210 (slider from 7000 to 9000, step 10)
f: (130 * x) + (235 * y) + 6690 = km