Respuesta :

Winnie7556

Answer:

55°

Step-by-step explanation:

  • so,area of a triangle is equal to 180°
  • which means:
  • (x-2)° + x° + 72° =180°
  • take 72° to the other side and it will be negative
  • (x-2)°+x°=180°-72°=108
  • x-2+x=108
  • x+x=110
  • 2x=110
  • x=55

I hope that helps