8.G.A.3
Describe the effects of dilations, translations, rotations, and reflections on two-dimensional figures using coordinates.
Example Problems
The graph of is shifted to the left by 5 units.
What is the equation of the new graph?
What is the equation of the new graph?
Point Q' is the image of Q under a translation.
What was the translation?
What was the translation?
Point is the image of under a translation.
What was the translation?
What was the translation?
Khan Academy ResourcesTranslations reviewRotations reviewReflections reviewReflect shapesDilations: scale factorDetermine rotations (basic)Translate pointsRotate points (basic)Dilate trianglesDilate pointsReflect pointsRotate pointsDetermine reflectionsDetermine translationsTranslate shapesDilations and propertiesDetermine rotationsSide lengths after dilationDilations: scale factor

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