Question

me ajudem pfv ...... !!urgente ​

Answer 1

Resposta:

1- a) é igual a 360°

b) S=(n-2)180

S=(4-2)180

S=2.180

S=360

2- a) 108+105+80+x=360

293+x=360

x=360-293

x=67

b) Sim

c) y+108=180

y=180-108

y=72