d = 172.5 (slider from 0 to 230)
čas = 1.1 (slider from 0 to 8)
va = 54.4 (slider from 0 to 160)
vm = 108.8 (slider from 0 to 160)
Brno: (0, 0)
Praha: (0, d)
a: y = (va * x)
m: y = (vm * (x - čas))
A = Intersect(a, m)
f: y = d