1. Properties and Theorems

2. List of Theorems Chapters 1-3 Ruler Postulate
Segment Addition Postulate
Protractor Postulate
Angle Addition Postulate
Law of Detachment
Law of Syllogism
Addition Property of Equality
Subtraction Property of Equality
Multiplication Property of Equality
Division Property of Equality
Reflexive Property
Transitive Property
Substitution Property
Right Angle Congruence Theorem
Congruent Supplements Theorem
Congruent Complements Theorem
Linear Pair Postulate
Vertical Angles Theorem
Parallel Postulate
Perpendicular Postulate
Corresponding Angles Postulate & Converse
Alternate Interior Angles Theorem & Converse
Consecutive Interior Angles Theorem & Converse
Alternate Exterior Angles Theorem & Converse

3. List of Theorems Chapter 4 Chapter 5 Triangle Sum Theorem
Exterior Angle Theorem
Third Angles Theorem
SSS Congruence Postulate
SAS Congruence Postulate
ASA Congruence Postulate
AAS Congruence Postulate
Base Angles Theorem
Base Angles Converse
Hypotenuse-Leg Congruence Theorem
Perpendicular Bisector Theorem & Converse
Angle Bisector Theorem & Converse
Concurrency of Perpendicular Bisectors of a Triangle
Concurrency of Angle Bisectors of a Triangle
Concurrency of Medians of a Triangle
Concurrency of Altitudes of a Triangle
Midsegment Theorem
Exterior Angle Inequality
Triangle Inequality
Hinge Theorem
Converse of Hinge Theorem

4. 4.1 – Triangles and Angles

5. Types of Triangles

6. Types of Triangles

7. Right and Isosceles Triangles

8. Interior vs. Exterior Angles

9. Triangle Sum Theorem

10. Exterior Angle Theorem

11. Corollary to the Triangle Sum Theorem

12. Classify the triangle by its angles and by its sides.

13. Classify the triangle by its angles and by its sides.

14. Classify the triangle by its angles and by its sides.

15. Complete the sentence with always, sometimes, or never.

16. Sketch the following triangles, if possible. If not possible, state so.
A right isosceles triangle
An obtuse scalene triangle
An acute equilateral triangle
A right obtuse triangle

17. Find the measure of the numbered angles.

18. Find the measure of the numbered angles.

19. Find the measure of the exterior angle shown

20. Realize this last problem is an example of the Exterior Angle Theorem

21. Find the measure of the exterior angle shown

23. Homework
pp all, all, 47,49-50