The Measures of Two Angles Of $\Delta$ $A B C$ Are Given Find the Measure of the Exterior Angle

question 71

Short Answer

The measures of two angles of $\Delta$ $A B C$ are given. Find the measure of the exterior angle, $x$ , if $\angle A = 31 ^ { \circ }$ and $\angle C = 36 ^ { \circ }$ .

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Definitions:

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