Interactive demonstrations of the 5 main congruence postulates/theorems: Sss, sas, asa, aas, and hl. Sss congruence which theorem would you use to prove the two triangles congruent? Parallel lines lead us to congruent angles.

Understanding the Context

alternate interior angles. ) Study with quizlet and memorize flashcards containing terms like sss, sas, asa and more. Understanding triangle congruence is key in geometry. The criteria—sss, sas, asa, aas, and hl—help determine when triangles are identical in shape and size.

Key Insights