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cornell-notes-chapter-9 - after a reflection over the...

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Honors Geometry Chapter 9: Transformations 1
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9.1 Reflections (Topic 3&4 Agilemind) Topic 3:Overview 3,4,5 Rigid transformation isometry (congruence objectives: -reflect figures on the coordinate plane 1. Sketch ∆ABC on the grid using the following coordinates: A(4,2), B(6,8) & C(8,4) 2. Follow along with Agile Mind to reflect the image across the (a)y-axis (b)x-axis 3. What does a reflection look like (in your own words)? __________________________ Original Coordinates of A( , ) New Coordinates of A( , ) after a reflection over the y-axis Original Coordinates of A( , ) New Coordinates of A(
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Unformatted text preview: , ) after a reflection over the x-axis 4. Follow along with Agile Mind to translate the image down 5 units. 5. What does a translation look like (in your own words)?_________________________ 6. What is a rotation ? ____________________ How does a rotation differ from a reflection or translation? __________________________________________________________________ In the reflection you performed in question 2, which shape is the image and which is the pre-image? Image_______________ Pre-image____________________ When the image is congruent to the preimage. 2...
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