High School Geometry
Domain Congruence
Cluster Understand congruence in terms of rigid motions
Standard Explain how the criteria for triangle congruence (ASA, SAS, and SSS) follow from the definition of congruence in terms of rigid motions.

G-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.

  • SSS Congruence Criterion
  • When Does SSA Work to Determine Triangle Congruence?
  • Why Does ASA Work?
  • Why does SAS work?
  • Why does SSS work?

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