Lesson: Congruence of Triangles: ASA and AAS

In this lesson, we will learn how to prove that two triangles are congruent using either the angle-side-angle (ASA) or the angle-angle-side (AAS) criterion and determine whether angle-side-side is a valid criterion for triangle congruence or not.

Sample Question Videos

  • 02:57
  • 02:21
  • 02:55

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