basics-of-congruence-sas-rule-proving-base-angles-of-an-isosceles-triangle-are-equal

This video discusses the approach and proves that angles opposite to the equal sides of a triangle are equal using SAS rule of congruency.

10th Grade Geometry Textbook

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Congruency of Isosceles Triangles: Proving the TheoremClip makes it super easy to turn any public video into a formative assessment activity in your classroom.

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