​Complementary Angles

About Geometry Worksheet Assignment 2.11:     

Assignment 2.11 is an introduction to complementary angles.

Prerequisite Skills: Identify measures of angles (Assignment 2.8).   Name angles (Assignment 2.4).  Solve algebraic equations with one variable.  Evaluate algebraic expressions.   

Definitions:  Complementary angles are two angles for which the sum of the measures is 90.

                           The complement of a measure is the difference between the measure and 90.