A pair of supplementary angles add up to 180 degrees. Therefore, the supplement to a 149 degree angle is equal to 180 - 149 = 31 degrees.
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A supplement of an angle is the angle that we add to the initial angle and have a result of 180 degrees. The supplement of 31 degrees is 180-31=149 degrees.
the answer to 180 degree angle is 72 degree angle.
Supplement of a 67 degree angle is 180 - 67 or 113.
A 90 degree angle
a 175 degree angle