Congruence
Theorems concerning quadrilateral properties
Explore quadrilateral properties through engaging theorems, enhancing skills in recognizing congruence and applying transformations to deepen understanding of geometric relationships and proofs.
200+ videos and assessments
Standards aligned
Vetted by experts
VIDEOS
Proof: Opposite sides of a parallelogram
Khan Academy
•9th - 12th Grade
•10 Qs
Proof: Diagonals of a parallelogram
Khan Academy
•9th - 12th Grade
•10 Qs
Proof: The diagonals of a kite are perpendicular
Khan Academy
•9th - 12th Grade
•10 Qs
Proof: Opposite angles of a parallelogram
Khan Academy
•7th - 10th Grade
•10 Qs
Proof: Rhombus diagonals are perpendicular bisectors
Khan Academy
•8th - 12th Grade
•10 Qs
Proof: Rhombus area
Khan Academy
•7th - 10th Grade
•10 Qs
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