Supplementary Angles

Two angles are supplementary if the sum of their angles equals 180o.
If one angle is known, its supplementary angle can be found by subtracting the measure of its angle from 180o.

Example: What is the supplementary angle of 143o?
Solution: 180o  -  143o  =  37o

Find the Measure of the Supplementary Angle.

The supplementary angle of    o   is   o