1. Math Humor Q: Why did the greeting card come after your birthday?
A: Postulate!

2. LT 4.4: Prove Triangles Congruent by using SSS and SAS

3. Side-Side-Side Postulate
If three sides of one triangle are congruent to three sides of another triangle then the two triangles are congruent. Q
P R H G F
 GHF   PQR

4. Vocabulary

5. Side-Angle-Side Postulate
If two sides and the included angle of one triangle are congruent to two sides and the included angle of another triangle, then the two triangles are congruent.

7. G H F D E

8. A D B C