Question

Demonstrati masurile unghiurilor unui triunghi ,stiind ca ele sunt proportionale cu numerele 4,5,6

Answer 1

x/4+y/5+z/6=180grade/15=12grade

x/4=12 x=12*4=48grade

y/5=12 y=12*5=60grade

z/6=12 z=12*6=72grade