1. Warm-up

2. Today’s Objectives
• You will learn to apply the properties of real numbers
• Learn to identify congruent segments and find the
midpoints of segments.

3. Key Vocabulary
Reflexive Property Congruent segments
Symmetric Property Theorem
Transitive Property midpoint
Addition Property of Equality bisect
Subtraction Property of Equality
Multiplication Property of Equality
Division Property of Equality
Substitution Property

7. THEOREM
Statements that can be justified by using logical reasoning.

9. Segment-addition Postulate
If X is a point of AB and A-X-B, then
AX + XB = AB