Răspunsuri

2014-01-19T14:04:04+02:00
Raspunsul este  eu am notat nr cu a.b.c 
a=60
b=180
c=120
Cel mai inteligent răspuns!
2014-01-19T14:10:18+02:00
A+B+C=360 C=A×2 B=A×3 360=A×6 A=360:6 A=60 B=A×3= 60×3= 180 C=A×2=60×2=120
a+b+c=360
c=2a.b=3a
A+B+C=360, C=2A, B=3A, A+2A+3A=360, 6A=360, A=360:6=60, A=60, B=60x3=180, C=60x2=120