HS.G.2.c
Given a rectangle, parallelogram, trapezoid, or regular polygon, formally describe the rotations and reflections that carry it onto itself, using properties of these figures.
Khan Academy ResourcesProperties of translationsRotating shapes about the origin by multiples of 90°Translating shapesRotations introDetermining rotationsReflecting shapesTranslations introDetermining translationsPrecisely defining rotationsMapping shapesDetermine reflections (advanced)Reflect shapesRotate shapesCongruence & transformationsTranslate pointsFind measures using rigid transformationsDefining transformationsDilations: centerIdentify transformations Reflect pointsRotate pointsRigid transformations: preserved propertiesDetermine reflectionsDetermine translationsTranslate shapesDetermine rotationsTranslating shapesRotating pointsReflecting shapes: diagonal line of reflectionTranslating pointsReflecting pointsDetermining reflections (advanced)Determining translationsIdentifying transformationsMapping shapesTranslation challenge problemDefining transformationsNon-congruent shapes & transformationsDetermining rotationsIdentifying type of transformationDilating shapes: shrinkingRigid transformations introFinding measures using rigid transformationsDetermining reflectionsDilations: centerReflecting shapesRotating shapesCongruent shapes & transformations

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