Question

1) Determine o valor de a, b e x. ​

Answer 1

Explicação passo-a-passo:

a+100=180⁰

a=180-100

a=80⁰

b+60=180⁰

b=180-60

b=120⁰

x+x+80+120=360⁰

2x+200=360

2x=360-200

2x=160

x=160/2

x=80⁰