Pentomino: Difference between revisions

Revision as of 20:14, 21 February 2017

A pentomino is a polyomino of five squares.

The ancient pentomino puzzle uses free pentominoes.

There are 12 free pentominoes. Six of them are chiral, making a total of 18 one-sided pentominoes.

I

T

U

V

W

X

These come in mirrored pairs:

F

Z

L

Y

N

P

@@ Line 58: / Line 58: @@
 {{pfrow| | |J| | | | |L| | }}
 {{pfend}}
-R and F
+F
 |{{pfstart}}
 {{pfrow| | |S|S| | |Z|Z| | }}
@@ Line 64: / Line 64: @@
 {{pfrow| |S|S| | | | |Z|Z| }}
 {{pfend}}
-S and Z
+Z
 |{{pfstart}}
 {{pfrow|J| | | | | | | | |L}}
@@ Line 70: / Line 70: @@
 {{pfrow| | | | | | | | | | }}
 {{pfend}}
-J and L
+L
 |-
 |{{pfstart}}
@@ Line 77: / Line 77: @@
 {{pfrow| | | | | | | | | | }}
 {{pfend}}
-Y' and Y
+Y
 |{{pfstart}}
 {{pfrow| | |S|S| | |Z|Z| | }}
@@ Line 83: / Line 83: @@
 {{pfrow| | | | | | | | | | }}
 {{pfend}}
-H and N
+N
 |{{pfstart}}
 {{pfrow| |O|O| | | | |O|O| }}
@@ Line 89: / Line 89: @@
 {{pfrow| | | | | | | | | | }}
 {{pfend}}
-P and Q
+P
 |}