Question

precisso da ajuda de vcs​

Answer 1

1)
a=70° (Opostos pelo vértice)
b=180°-70°=110°
b=c=110° (O.P.V)
70°+a+b+c=360°
140°+220°=360°

2)
b=58° (O.P.V)
a=180°-58°=122°
a=c=122 (O.P.V)
58°+a+b+c=360°
116°+244°=360°