Floor tiles, Bou Inania Madrasah

• 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 12-pointed star polygons with vertex angle of 60°.
• There are five non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has one finite interlace and one infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 369 polygons.

1. Flickr photo (Bou Inania Madrasah, Fez, Morocco. Floor tiles) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

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