Respuesta :

Answer:

C. 73

Step-by-step explanation:

angles A and C will be the same because their sides are the same length!

so to solve this, let's set up an equation

  • 34 + 2x = 180
  • let x represent the missing angle

now let's solve!

  • 2x = 146
  • x = 73

angle A = 73

let me know if you have any questions :)