Respuesta :

Answer:

yes ∠ A = 84°

Step-by-step explanation:

∠ A and ∠ B are same side interior angles and supplementary, thus

5x + 34 + 2x + 76 = 180

7x + 110 = 180 ( subtract 110 from both sides )

7x = 70 ( divide both sides by 7 )

x = 10

Thus

∠ A = 5x + 34 = 5(10) + 34 = 50 + 34 = 84°