|
Size Feet |
Metres
|
|
10x12
|
3x3.6
|
|
12x12
|
3.6x3.6
|
|
15x15
|
4.5x4.5
|
|
18x18
|
5.4x5.4
|
|
21x23
|
6.3x6.9
|
|
25x25
|
7.5x7.5
|
