Abdul Raouf Hasan Khalil Museum, Jeddah

See also National Museum in Copenhagen.

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 15°.
• Contains two equilateral triangles.
• Contains three squares.
• Contains one regular hexagon.
• Contains two regular 8-pointed star polygons with vertex angle of 90°.
• Contains one regular 12-pointed star polygon with vertex angle of 60°.
• There are 9 non-regular reflective tiles (including 2 kites) and one reflective pair.
• The tiling satisfies the interlace condition and has three finite interlaces and no infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 549 polygons.

1. Photo, Getty images (Abdul Raouf Hasan Khalil Museum, Jeddah, Saudi Arabia) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

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