Egridir

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 30°.
• Contains two regular hexagons.
• Contains one regular four-pointed star polygon with vertex angle of 120°.
• Contains two regular 6-pointed star polygons with vertex angle of 60°.
• There are five non-regular reflective tiles (including 2 kites).
• The tiling satisfies the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 325 polygons.

1. Photo by David Wade: TUR 0932 (Dundar Bey Madrasah, Egridir, Turkey) of David Wade. Website: patterninislamicart.com, UK, 2015. [wadei] {Website}

• Wade photo TUR 0932

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