In Islamic Style

• The symmetry group of the tiling is *632 (p6m).
• All the internal angles of the constituent polygons are a multiple of 20°.
• Contains four equilateral triangles.
• Contains one regular hexagon.
• Contains one regular 18-pointed star polygon with vertex angle of 80°.
• There are five non-regular reflective tiles (including one kite).
• 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 813 polygons.

1. From Tony Lee of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

• In Islamic Style
• Tilings not constructible by straightedge and compass

Photo?

v54