Tiling with star polygons with 12 points whose vertex angle is 90°

data182/B036 data180/RH2 data178/T31 data175/IRA2630 data174/IND0403 data174/IRA1125 data184/TOP35 data184/DS1 data186/P431 data187/DA1 data187/IRAN12 data188/STIERLIN1 data189/IRA2633 data191/ROMAN36 data193/IRA1907 data172/EGY0818 data168/P095 data168/S115 data4/P112T data7/R12 data8/PG248 data9/S54A data11/P085 data11/P093 data11/P094 data12/P110 data16/F89 data158/P240 data156/F11 data20/D2 data20/D1 data19/T3 data18/W85
Only one mathematical tiling in this collection.

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