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OpenStudy (anonymous):
The supplementary angle of 127.8 degrees is?
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OpenStudy (alexwee123):
supplementary angles are pairs of angles that add up to 180 degrees
OpenStudy (anonymous):
Supplementary would add up to 180, so just do it like the earlier one
OpenStudy (alexwee123):
so you would subtratc 127.8 from 180
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