Shape 15

Irregular

1-1-1M-4M
ByRaymond April 14, 2026July 20, 2026

Mirror the lower left cell of the tile; mirror, then rotate the lower right cell of the tile 270 degrees counterclockwise. [download id="14844"] Shape 15 Shape 54 Shape 97 Shape 105 Shape 122

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Irregular

1-1-4-4M
ByRaymond April 14, 2026June 26, 2026

Rotate the lower left cell of the tile 270 degrees clockwise; mirror, then rotate the lower right cell of the tile 270 degrees counterclockwise. Shape 48 Shape 54 Shape 7 Shape 15 Shape 97

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Irregular

1-1-3-4M
ByRaymond April 11, 2026June 26, 2026

Rotate the lower left cell of the tile 180 degrees; mirror, then rotate the lower right cell of the tile 270 degrees counterclockwise. Shape 4 Shape 14 Shape 15

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Irregular

1-1-2-4M
ByRaymond April 10, 2026June 25, 2026

Rotate the lower left cell of the tile 90 degrees clockwise; mirror, then rotate the lower right cell of the tile 270 degrees counterclockwise. Shape 15 Shape 54 Shape 78 Shape 79

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Irregular

1-1-1-4M
ByRaymond April 8, 2026June 25, 2026

Mirror, then rotate the lower right cell of the tile 270 degrees counterclockwise. Shape 1 Shape 14 Shape 15

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Alternate Columns | Regular

1-4M-1-4M
ByRaymond April 4, 2026July 19, 2026

Mirror, then rotate alternate columns 270 degrees counterclockwise. [download id="14176"] Shape 14 Shape 15

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Alternate Rows | Regular

1-1-4M-4M
ByRaymond April 4, 2026June 24, 2026

Mirror, then rotate alternate rows 270 degrees counterclockwise. Shape 14 Shape 15

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