{A1;A2;A3}i.p.{2;3;6}=>2A1=3A2=6A3=k=>
=>A1=k/2
A2=k/3
A3=k/6
A1+A2+A3=360°(unghiurile din jurul unui punct au 360 de grade)
k/2+k/3+k/6=360(amplificam prima fractie cu 3 si a 2-a cu 2)
3k/6+2k/6+k/6=360°
6k/6=360°
k=360°
A1=360°/2=180°
A2=360°/3=120°
A3=360°/6=60°
