Geometry and Spatial Sense: Perpendicularity

Perpendicularity: Two lines are perpendicular when one is reflected about the other the first line is the result.

| Symmetry | Reflection/Flip | Translation/Slide | Rotation/Turn | TanTrans | Congruency | Dilation/Scaling | Similarity | Tesselations | Perpendicularity | Parallelism |

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