Respuesta :

Answer:

  1. 70 degrees because all of the angles in a triangle add up to 180 degrees
  2. 150 degrees because the adjacent angle is 30 degrees
  3. 110 degrees because the adjacent angle is 70 degrees
  4. 50 degrees because angle 5 would also have to be 50 in order for all of the angles on that line to be 180 degrees

Step-by-step explanation:

I hope this helps!!!!