Electronic Proceedings of the Twenty-third Annual International Conference on Technology in Collegiate Mathematics

Denver, Colorado, March 17-20, 2011

Paper S035

This is an electronic reprint, reproduced by permission of Pearson Education Inc. Originally appeared in the Proceedings of the Twenty-third Annual International Conference on Technology in Collegiate Mathematics, ISBN 0-321-68984-4, Copyright (C) 2012 by Pearson Education, Inc.


Exploring Symmetry with GeoGebra

Barbara K. D'Ambrosia



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Carl R. Spitznagel



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ABSTRACT

The free software GeoGebra provides an ideal environment for exploring symmetry under rotations, reflections and glide reflections. In this talk, we will show how to use GeoGebra to create your own applets for exploring symmetry in strip patterns and plane tilings, for use in a variety of courses.

Keyword(s): GeoGebra, geometry