Pentomino: Difference between revisions
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*>Tepples show them |
*>Tepples →Chiral: on second thought it looks more like an H to me |
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{{pfrow| | | | | | | | | | }} | {{pfrow| | | | | | | | | | }} | ||
{{pfend}} | {{pfend}} | ||
H and N | |||
|{{pfstart}} | |{{pfstart}} | ||
{{pfrow| |O|O| | | | |O|O| }} | {{pfrow| |O|O| | | | |O|O| }} | ||
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P and Q | P and Q | ||
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== External links == | == External links == | ||
*[http://en.wikipedia.org/wiki/Pentomino Pentomino on Wikipedia] | *[http://en.wikipedia.org/wiki/Pentomino Pentomino on Wikipedia] | ||
Revision as of 03:40, 8 February 2008
A pentomino is a polyomino of five squares.
The ancient pentomino puzzle uses free pentominoes.
The shapes
There are 12 free pentominoes. Six of them are chiral, making a total of 18 one-sided pentominoes.
Symmetric
I |
T |
U | |||
V |
W |
X |
Chiral
These come in mirrored pairs:
R and F |
S and Z |
J and L | |||
Y' and Y |
H and N |
P and Q |
