Answer:
C: 1.25
Step-by-step explanation:
because 90/72 = 1.25
Step-by-step explanation:

1/9-22/9-5/9
-21/9-5/9
-26/9
Answer:
x = 13
Step-by-step explanation:
The sum of the exterior angles of a 4 sided polygon is 360
139+ 6x+9x+2x = 360
Combine like terms
139+17x=360
Subtract 139 from each side
17x = 360-139
17x = 221
Divide each side by 17
17x/17 = 221/17
x = 13