Lesson: Congruence of Triangles: ASA and AAS Criteria
In this lesson, we will learn how to identify congruence in triangles using ASA and AAS criteria and find a missing angle or side length.
Sample Question Videos
Worksheet: 15 Questions • 1 Video
Determine whether the triangles in the given figure are congruent, and, if they are, state which of the congruence criteria proves this.
Two triangles contain angles of equal measures.
Can we prove that the triangles are similar?
Can we prove that the two triangles are congruent?
In the given figure, a reflection in the line would map triangle to triangle . Does it follow that the two triangles congruent?