Question

me ajudem nessa atividade​

Answer 1

Resposta:

a) x =150°

y= 30°

c)6x =360

x=360/6

x= 60°

b)3x +10+x+50=180

4x+60=180

4x=180-60

x=120/4

x=30

x+50=y

30+50=y

y=80

3x+10= z

3(30)+10=z

90+10=z

z=100