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Chapter 1-5 (Angle Pair Relationships). Types of angle relations. Complementary : The sum of the angles measures equal 90º Supplementary : The sum of the angles measures 180º Adjacent : 2 angles that share a common vertex and side. Chapter 1-5 (Angle Pair Relationships). Example.
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Chapter 1-5 (Angle Pair Relationships) • Types of angle relations • Complementary: The sum of the angles measures equal 90º • Supplementary: The sum of the angles measures 180º • Adjacent: 2 angles that share a common vertex and side
Chapter 1-5 (Angle Pair Relationships) • Example • Name a pair of complementary angles, supplementary angles, and adjacent angles
Chapter 1-5 (Angle Pair Relationships) • Example
Chapter 1-5 (Angle Pair Relationships) • Example • The basketball pole forms a pair of supplementary angles with the ground. Find <ACB and <ACD
Chapter 1-5 (Angle Pair Relationships) • Linear Pair • Vertical Angles • Two adjacent angles with non common sides that are opposite rays 1 2 • Sides form 2 pairs of opposite rays (x) 3 4
Chapter 1-5 (Angle Pair Relationships) • Example • Identify pairs of vertical angles and linear pairs.
Chapter 1-5 (Angle Pair Relationships) • Example