Respuesta :

davidmaharjan62

Answer:

  1. 4 is an interior angle
  2. 1,2,3 are exterior angles

3. 2x+12+3x-7=360

5x+5=360

5x=360-5

x=355/5

x=71

for exterior

2x+12=360

2x=360-12

x=348/2

x=174

Step-by-step explanation:

hope this will help you