Some tiles associated with the 6th unit cubic Pisot number

Order 7 Demisymmetric Tiles (4c2+c3+2c4)

I. all pairs of elements merged

Of the 8 figures with all 3 pairs of elements are colocated, 2 are implementations of the order 3 demisymmetric tiles, and 1 is disconnected, leaving 5 novel tiles, 4 of which have the larger elements merged along the long side.

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Two copies can (obviously) be put together to tile a symmetric tile. The images below show one copy in red, and a copy rotated 180° in blue.

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© 2015 Stewart R. Hinsley