Glencoe Math: Course 3, Volume 2
GM
Glencoe Math: Course 3, Volume 2 View details
4. Polygons and Angles
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Exercise 34 Page 404

The sum of the measures of the interior angles of a triangle is

Practice makes perfect

We want to find the measure of the missing angle in the given triangle.

triangle
To find the angle measure, we will first recall a key piece of information!