tessellate

adjective

1
To cover with tiles or stones, as a mosaic; to tile.
2
to cover a two-dimensional shape, such that multiple copies of itself placed edge to edge cover an area leaving no space between the shapes.
Regular hexagons tessellate.
3
To completely fill (an area) when multiple copies of one or more two-dimensional shapes are placed edge to edge.
It is possible to tessellate the plane with equilateral triangles and regular hexagons.

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