56.7k views
2 votes
Two angles are supplementary and one of them is 31°

What is the size of the other angle?
Select one:
A.
149°
B.
121°
C.
59°
D.
31°

User Xtlc
by
6.6k points

1 Answer

6 votes
it is A= 149 because it adds to 180. 180-31=149
User Ofstudio
by
6.7k points
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