Two Polygons, PP Class 38, [p3,c3,c3], IH Class 10.

• The symmetry group of the tiling is 333 (p3).
• All the internal angles of the constituent polygons are a multiple of 60°.
• Contains one equilateral triangle.
• There are no non-regular reflective pairs and one tile with no mirror image.
• The tiling does not satisfy the two-colour condition.
• The tiling is not edge-to-edge.
• The tiling satisfies the two-polygon condition.
• As drawn, contains about 35 polygons.

1. PP Class 38, [p3,c3,c3], IH Class 10 of S J Dawes and B A Wichmann. A New Class of Tilings with Two Prototiles, Visual Mathematics, Vol 3, No 4., 2001. [dawes] {Revises CD/booklet.} Available on Internet.

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