Respuesta :

lrggoatmilk66
C. x = 36

explanation it is a straight angle which means it adds up to 180.
180-72=108
3x=108
x=36
siya90258

Answer:

AC is straight line.

72°+3x=180°[linear pair]

3x=180°-72°

3x=108°

x=108°/3

x=36°

option c.