Chapter 2 - Reasoning Chapter 1 - Introductions midpoint Midpoint Formula Distance Formula 9/3/15 2.1 - Exploring Patterns line segment ray opposite rays collinear angle acute angle 9/8/15* right angle obtuse angle straight angle interior of an angle exterior of an angle adjacent angles 2.2 - Structure of Geometry Segment Addition Postulate Angle Addition Postulate 9/8/15* 2.3 - Segment and Angle Relationships congruent segments angle bisector congruent angles perpendicular lines a line is perpendicular to a plane … segment bisector 9/10/15 2.4 - Conditional Statements 9/15/15 Point, Line and Plane Postulates: Postulates 5 through 10 2.5 - Reasoning with Properties Properties of Equality Properties of Congruence 2.6 - Deductive Reasoning vertical angles linear pair complementary angles supplementary angles Linear Pair Postulate 9/17/15* 9/17/15* Theorem 2.1: Congruent Supplements Theorem Theorem 2.2: Congruent Complements Theorem Theorem 2.3 Vertical Angles Theorem