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Geometry CH8
Study notes
| Term | Definition |
|---|---|
| Transformation | One to one correspondence between two sets of points |
| Isometry | A transformation that preserves distance and angle measure |
| Construction 8 | To reflect a point through a line |
| Translation | The composite of two successive reflections through parallel lines |
| Rotation | The composite of two successive reflections through intersecting lines |
| Glide Reflection | The composite of a translation and reflection in a line parallel to the direction of the translation |
| Rotation Symmetry | A figure has rotation symmetry with respect to a point iff it coincides with its rotation image through less than a 360 about the point |
| Reflection (line) symmetry | A figure has reflection (line) symmetry with respect to a line iff it coincides with its reflection image through the line |
| Translation symmetry | A pattern has translation symmetry iff it coincides with a translation image |