Math Humor Q: Why did the greeting card come after your birthday?

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Presentation transcript:

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

LT 4.4: Prove Triangles Congruent by using SSS and SAS

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

Vocabulary

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.

G H F D E

A D B C