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Use what you know about the effect of different types of rotations and reflections have on coordinates to answer the questions below. | |

The coordinates of rectangle ABCD are: (2,-2); (8,-2); (8,-5); (2,-5). What are the coordinates of rectangle A ( -4,5); (2,5); (2,2); (-4,2 ) | The coordinates of Δ ABC are (-6,-2); (-6,-5); (-1,-5). What are the coordinates of Δ A ^{1}B^{1}C^{1} after a 180° rotation around the origin?(6,2); (6,5); (1,5 ) |

The coordinates of rectangle ABCD are (3,7); (6,7); (6,-3); (3,-3). What are the coordinates of rectangle A (-3,7); (-6,7); (-6,-3); (-3,-3) | The coordinates of Δ EFG are (-3,2); (3,9); (9,2). What are the coordinates of Δ E (-3,-2); (3,-9); (9,-2) |

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## Related Resources

The various resources listed below are aligned to the same standard, (8G03) taken from the CCSM (Common Core Standards For Mathematics) as the Geometry Worksheet shown above.

*Describe the effect of dilations, translations, rotations, and reflections on two-dimensional figures using coordinates. *

### Example/Guidance

#### Similarity, Congruence and Transformations

### Worksheet

- Transformations (3-Page)
- Transformations: Vector Translations
- Transformations: Rotations & Reflections
- Dilations (Size Transformations)
- Similar Figures

Similar to the above listing, the resources below are aligned to related standards in the Common Core For Mathematics that together support the following learning outcome:

*Understand congruence and similarity using physical models, transparencies, or geometry software*

- Congruent Triangles: With Transformations (From Example/Guidance)
- How To Find Missing Angles (From Example/Guidance)
- Similarity in Triangles (From Example/Guidance)
- Congruent Worksheet (1 of 3) (From Worksheet)
- Congruent Worksheet (2 of 3) (From Worksheet)
- Congruent Worksheet (3 of 3) (From Worksheet)
- Similar Figures (From Worksheet)
- Similar Triangles (From Worksheet)
- Missing Angles (3-Page) (From Worksheet)
- 180° in a Triangle Activity (2-Page Cutting Out Activity) (From Worksheet)
- Finding Missing Angles (From Worksheet)
- 360° in a Quadrilateral Activity (Activity: Cutting & Rearranging Corners) (From Worksheet)
- Similar Triangles (1 of 2) e.g. calculating scale factors and dimensions (From Worksheet)
- Similar Triangles (2 of 2) (From Worksheet)