Congruence
Discover triangle congruence using transformations to understand geometric relationships, develop problem-solving skills, and master essential theorems, enhancing your ability to work with diverse triangle problems confidently.
200+ videos and assessments
Standards aligned
Vetted by experts
VIDEOS

Proving the SSS triangle congruence criterion using transformations
Khan Academy
•8th - 12th Grade
•10 Qs

Proving the ASA and AAS triangle congruence criteria using transformations
Khan Academy
•8th - 12th Grade
•10 Qs

Proving the SAS triangle congruence criterion using transformations
Khan Academy
•8th - 12th Grade
•10 Qs

Why SSA isn't a congruence postulate/criterion
Khan Academy
•9th - 12th Grade
•10 Qs