If you don’t want to view part of this as “negative space,” you can instead view the black regions as concave heptaicosagons (27-gons).
A Tessellation of Regular Hexagons, Regular Heptagons, Convex Pentagons, and Large Areas of Negative Space
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Polyhedra, tessellations, and more.
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Beautiful! It somehow reminds me of Star Wars–
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What if you left out the pentagons as well since they are not regular? Although 4 of 5 sides are of equal length. Is the 5th side the same length as the others?
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It’s not the same length.
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