The student will use the relationships among pairs of angles that are vertical angles, adjacent angles, supplementary angles, and complementary angles to determine the measure of unknown angles.
8.MG.1a
Identify and describe the relationship between pairs of angles that are vertical, adjacent, supplementary, and complementary.
8.MG.1b
Use the relationships among supplementary, complementary, vertical, and adjacent angles to solve problems, including those in context, involving the measure of unknown angles.