Geometry 4.5a, Side-Side-Side (SSS) congruence, Triangle rigidity, & Included angles

First published at 13:34 UTC on August 23rd, 2018.

How we can use the property of Triangle Rigidity as a shortcut to prove congruence, the Side-Side-Side Congruence Postulate, how congruent points are labeled as corresponding points, an explanation of Included Angles, and two proofs for SSS.

High S…

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CategoryEducation
SensitivityNormal - Content that is suitable for ages 16 and over
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