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About Geometry Worksheet Assignment 2.9:
Assignment 2.9 is an introduction to adjacent angles.
Prerequisite Skills: Name angles (Assignment 2.4). Identify measures of angles (Assignment 2.8). Solve algebraic equations with one variable. Evaluate algebraic expressions.
Definition: If a ray with its endpoint at the vertex of an angle lies in the interior of the angle, then the two angles having the ray as a side are adjacent angles.
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