Respuesta :

In the diagram we can see that

[tex]n_2=139^{\circ}[/tex]

because they are vertically opposite angles.

And

[tex]n_2=n[/tex]

because they are alternate interior angles, so

[tex]n^{\circ}=139^{\circ}[/tex]

Letter B.

Ver imagen UbaldoK257078

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