Answer:
Explanation:
x = 360 - (128 + 52 + 38)
x = 360 - (180 + 38)
x = 360 - 218
x = 142
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
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