SQUARE MEASURE.
| 144 | square | inches | 1 | square | foot. |
| 9 | “ | feet | 1 | “ | yard. |
| 30¼ | “ | yards | 1 | “ | rod. |
| 40 | “ | rods | 1 | “ | rood. |
| 4 | “ | roods | 1 | “ | acre. |
| 640 | “ | acres | 1 | “ | mile. |
| 144 | square | inches | 1 | square | foot. |
| 9 | “ | feet | 1 | “ | yard. |
| 30¼ | “ | yards | 1 | “ | rod. |
| 40 | “ | rods | 1 | “ | rood. |
| 4 | “ | roods | 1 | “ | acre. |
| 640 | “ | acres | 1 | “ | mile. |