Respuesta :

Answer:

152

Step-by-step explanation:

360-(118+54)

Answer:

90°

Step-by-step explanation:

Taking ΔVWX :

  • ∠V = ∠X (equal angles opposing equal side lengths)
  • Using the Angle Sum Property,
  • ∠V + ∠W + ∠X = 180°
  • b + 2∠V = 180°
  • b + 2(45) = 180°
  • b + 90° = 180°
  • b = 90°