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Khan Academy (English - US curriculum)
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Khan Academy (English - US curriculum)
Math by grade
Eureka Math/EngageNY
Geometry (Eureka Math/EngageNY)
Module 1: Congruence, proof, and constructions
Topic C: Lessons 17-21: Applications of transformations
Topic C: Lessons 17-21: Applications of transformations
Proofs with transformations
Line and angle proofs
Mapping shapes
Corresponding sides and points
Corresponding parts of congruent triangles
Corresponding parts of congruent triangles are congruent
