Describe sequences of transformations between figures using reflections and translations. Use coordinate points to represent relationships between reflected figures.
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If you need to adapt or shorten this lesson for remote learning, we suggest prioritizing Anchor Problem 1 (benefits from discussion) and Anchor Problem 2 (benefits from worked example). Find more guidance on adapting our math curriculum for remote learning here.
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Figure 1 is reflected over the $$y$$-axis to create Figure 2, as shown in the coordinate plane below.
Triangles $${{ABC}}$$ and $${{PQR}}$$ are shown below in the coordinate plane.
Describe a sequence of transformations that can map $${{ABC}}$$ to $${{PQR}}$$.
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The following resources include problems and activities aligned to the objective of the lesson that can be used to create your own problem set.
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Below is a picture of a triangle on a coordinate grid:
Reflecting Reflections, accessed on Oct. 13, 2017, 4 p.m., is licensed by Illustrative Mathematics under either the CC BY 4.0 or CC BY-NC-SA 4.0. For further information, contact Illustrative Mathematics.
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