Two Polygons, PP Class 71, [p4g,c4,d1], IH Class 71.

T00872 = data149/G8
data149/G8
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Geometry

References

Publications referenced:
  1. Number-cell challenges, group 8 of Wilson Ransome. Number-Cell Challenges, Traquin UK, 1999. ISBN 978189961807. [ransome] {}
  2. PP Class 71, [p4g,c4,d1], IH Class 71 of S J Dawes and B A Wichmann. A New Class of Tilings with Two Prototiles, Visual Mathematics, Vol 3, No 4., 2001. [dawes] {Revises CD/booklet.} Available on Internet.

Photo?

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