The measure of the supplement of an angle is 20° more than three times the measure of the original angle. find the measures of t
he angles.
1 answer:
If the original angle is x degrees then its supplement is 180 - x degrees.
we have the equation:-
180 - x = 3x + 20
160 = 4x
x = 40
The original angle is 40 degrees and its supplement is 140 degrees
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