8.G.A.3
Describe the effect of dilations, translations, rotations, and reflections on two-dimensional figures using coordinates.
Cluster 8.G.AUnderstand congruence and similarity using physical models, transparencies, or geometry software.
Where this sits in the school year
Our Grade 8 Math scope and sequence teaches 8.G.A.3 in Unit 1: Transformations & Congruence, weeks 1–3.
Establish rigid motions and what they preserve, then define congruence as a sequence of those motions. See the full pacing guide →
Builds on
Suggested prerequisites. This sequencing is our editorial guidance, not part of the Common Core.
Teaching Kits for this standard
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