1. Almost Friday! Warm-Up… Quickwrite…
Is it better to have a twin or older/younger siblings instead? Explain.
Ex: “I think it is better to have a(n) ______________ instead because ________________________________________.”

2. Compare and Explain…
your Warm-Up starting with Student #1 (1 min)

3. Round Robin…
starting with the student who has the smallest family at your table (1 min)
Is it better to have a twin or older/younger siblings instead? Explain.
Ex: “I think it is better to have a(n) ______________ instead because ________________________________________.”

4. Homework Answers

5. Base Angles theorem

6. Properties of an Isosceles Triangle
How do we know that the angles are congruent?

7. Proof

8. Example

9. Practice

10. Corollaries

11. Example

12. Example

13. Practice

14. Homework