Monday, February 20, 2012

How do we use the other definitions of transformations?

Glide Reflection - The composition of a reflection a line and a translation along that line.


Orientation - Orientation refers to the arrangement of points, relative to one another, after a transformation has occurred.


Isometry - An isometry is a transformation of the plane that preserves length


Direct Isometry- Preserves orientation or order of the letters on the diagram go in the same clockwise or counterclockwise direction on the figure and its image


Invariant - Figure or property that remains unchanged under a transformation of the plane is referred to as invariant no variation have occurred


ISOMETRY

Does this graphic illustrate a glide reflection?
              
 



Yes 
No

1 comment:

  1. does direct isometry preserve anything other than orientation?

    what else could you say about orientation to make it a little clearer?

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