HSG.CO.B.8: Explain how the criteria for triangle congruence (ASA, SAS, and SSS) follow from the definition of congruence in terms of rigid motions.

Also written as G-CO.8 or G.CO.8

Explain how the criteria for triangle congruence (ASA, SAS, and SSS) follow from the definition of congruence in terms of rigid motions.

Khan Academy Resources
Triangle congruence reviewJustify triangle congruencePlaytest 1Proving the SAS triangle congruence criterion using transformationsProving the SSS triangle congruence criterion using transformationsProving the ASA and AAS triangle congruence criteria using transformations
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