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Geometry and symmetry. (English)
Pythagoras (Pretoria), No. 44, 9-20 (1997).
Teaching about symmetries (at all levels); questions, problems and tasks; symmetry analysis (what symmetries can a finite design have?); classification of quadrilaterals by symmetry; making symmetry and finite designs; periodic border designs; symmetry and patterns, tessellations; tiling with polyominoes.
Classification: G50
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