pentomino

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English

Examples of the two-dimensional tessellation of the 12 possible distinct pentomino shapes into rectangles of the same area, but different side lengths.
Animation showing the packing of the 12 possible distinct three-dimensional pentomino shapes into a cuboid measuring 2x3x10 units. For purposes of such packing puzzles, the squares are cubic.

Etymology

PIE word
*pénkʷe

pent(a)- + (poly)omino

Pronunciation

  • Audio (US):(file)

Noun

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pentomino (plural pentominoes)

  1. (geometry) A polyomino made up of five square units. When packing pentominoes into three-dimensional shapes, the square units commonly are expanded into cubes instead of being flattened.

Synonyms

Derived terms

n squares name
1 squares monomino
2 squares domino
3 squares tromino or triomino
4 squares tetromino
5 squares pentomino
6 squares hexomino
7 squares heptomino
8 squares octomino
9 squares nonomino or enneomino
10 squares decomino
11 squares undecomino
12 squares dodecomino
n squares n-omino
unspecified number
squares		 polyomino

Further reading

Wikious
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