Respuesta :

Answer:

  • 66 and 66

Step-by-step explanation:

Given angles are vertical angles

Vertical angles are equal as per vertical angles theorem

  • 8x + 10 = 12x - 18
  • 12x - 8x = 10 + 18
  • 4x = 28
  • x = 7

The angles measure

  • 8*7 + 10 = 56 + 10 = 66