Respuesta :
Answer:
x = 142
Step-by-step explanation:
The entire circle is 360 degrees
128+52+38+x = 360
Combine like terms
218+x = 360
Subtract 218 from each side
218+x-218 = 360-218
x = 142
Answer:
142
Step-by-step explanation:
x = 360 - (128 + 52 + 38)
x = 360 - (180 + 38)
x = 360 - 218
x = 142