Answer:
126, 128, and 131 degrees
Explanation:
8. 180 - 54 = 126
m∠QMN = 126 degrees
9. 180 - 52 = 128
m∠STU = 128 degrees
10. 180 - 49 = 131
m∠XWZ = 131 degrees
I haven't done this math in a while but I hope I'm right
Hope this helps :)
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