Byzantine Patriarchate, St George's Church, Istanbul

• The symmetry group of the tiling is *2222 (pmm).
• All the internal angles of the constituent polygons are a multiple of 36°.
• Contains 85 regular two-pointed star polygons with vertex angle of 72°.
• Contains 98 regular pentagons.
• Contains two regular 10-pointed star polygons with vertex angle of 72°.
• There are 12 non-regular reflective tiles.
• The tiling is edge-to-edge.
• As drawn, contains about 1276 polygons.

1. Photo by Miroslaw Majewski (Byzantine Patriarchate, Istanbul, Turkey) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

• First Decagonal motif

v54