| 84 | feet |
| 1,008 | inches |
| 84′ 0″ | feet and inches |
| 25.603 | meters |
| 2,560.3 | centimeters |
The perimeter of a square is four times the length of one side.
Perimeter = Side * 4
| Side | ft | in | m |
|---|---|---|---|
| 21′0″ | 84 | 1,008 | 25.60 |
| 21′1″ | 84.33 | 1,012 | 25.70 |
| 21′2″ | 84.67 | 1,016 | 25.81 |
| 21′3″ | 85 | 1,020 | 25.91 |
| 21′4″ | 85.33 | 1,024 | 26.01 |
| 21′5″ | 85.67 | 1,028 | 26.11 |
| 21′6″ | 86 | 1,032 | 26.21 |
| 21′7″ | 86.33 | 1,036 | 26.31 |
| 21′8″ | 86.67 | 1,040 | 26.42 |
| 21′9″ | 87 | 1,044 | 26.52 |
| 21′10″ | 87.33 | 1,048 | 26.62 |
| 21′11″ | 87.67 | 1,052 | 26.72 |