1. Chapter 2: Geometric Reasoning
Section 6: Geometric Proofs
Megan Frantz Okemos High School Math Instructor

2. I Can Write two-column proofs
Prove geometric theorems by using deductive reasoning.

3. Geometric Proofs
Remember: A proof is an argument that uses logic, definitions, properties and previously proven statements to show that a conclusion is true.

4. Information Given in a Diagram

5. What can we assume??
What you CAN assume
What you CAN NOT assume

6. Theorems A theorem is a statement that can be proven.
IMPORTANT THEOREMS:

7. Process for Proof Writing

8. Goal of the lesson