Question

 VA ROOGG! VA DAU COROANA  Aflati unghiurile unui triunghinstiind ca sunt direct proportionale cu 3,5,10

Answer 1

x,y,z-ungiurile triunghiului

{x;y;z} si {3;5;10} dp.
x:3=y:5=z:10=k
x=3k
y=5k
z=10k
x+y+z=180
3k+5k+10k=180
18k=180/:18
k=10

x=30
y=50
z=100

verificare:
30+50+100=80+100=180