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Warm up B’ (-18, 20) A’ (-21, 4) T’ (13, -11)
Translate by (x – 9, y + 8) B (-9, 12) A (-12, -4) T (22, -19) B’ (-18, 20) A’ (-21, 4) T’ (13, -11)
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Reflections are easy! You can do this.
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Reflections Don’t be scared!
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Reflect across the x-axis
Change the sign of the y-value
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Reflect across the x-axis
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Reflect across the y-axis
Change the sign of the x-value
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Reflect across the y-axis
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Reflect across y = x Swap x and y
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Reflect across y = x
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Reflect across y = -x Swap and change both signs
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Reflect across y = -x
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Lines of Symmetry How many lines of symmetry does the polygon have? 3
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Lines of Symmetry How many lines of symmetry does the shape have? 2
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Lines of Symmetry How many lines of symmetry does the shape have? 5
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Classwork Reflections by Hand #3 Worksheet Reflections with Mira #4 worksheet
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Homework Reflections & Translations #5
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