Question

de acordo com as definições ao paralelogramo calcule o valor de x​

Answer 1

a)

$\mathsf{x+120^{\circ}=180^{\circ}}$

$\mathsf{x=180^{\circ}-120^{\circ}}$

$\huge\boxed{\boxed{\mathsf{x=60^{\circ}}}}$

b)

$\huge\boxed{\boxed{\mathsf{x=142^{\circ}}}}$