Tetromino

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Tetrominoes, sometimes called tetraminoes or tetriminoes are four-squared polyominoes. The seven tetrominoes are i, o, t, s, z, j, and l.

i

iiii




















gggg










o

oo
oo


















gg
gg










t

t
ttt


















g
ggg










s

ss
ss


















gg
gg










z

zz
zz


















gg
gg










j

j
jjj


















g
ggg










l

l
lll


















g
ggg










See also

Topics

External links

Mathworld