Respuesta :

sqdancefan

9514 1404 393

Answer:

  • ∠1 = 112°
  • ∠2 = 26°

Step-by-step explanation:

The useful relation in this geometry is: an exterior angle of a triangle is equal to the sum of the remote interior angles.

  128° = ∠1 + 16°

  112° = ∠1

__

  112° = 86° +∠2

  26° = ∠2