Find the Measure of the Third Angle of a Triangle $\Pi , \frac { \mathrm { r } } { \mathrm { X } }$

Multiple Choice

Find the measure of the third angle of a triangle if the measures of the other two angles are given.
- $\Pi , \frac { \mathrm { r } } { \mathrm { X } }$

A) Positive
B) Negative