| Length | Multiply |
|---|---|
| Inches to Centimetres | 2.54 |
| Centimetres to Inches | 0.39 |
| Inches to Millimetres | 25.40 |
| Millimetres to Inches | 0.04 |
| Feet to Metres | 0.31 |
| Metres to Feet | 3.28 |
| Yards to Metres | 0.91 |
| Metres to Yards | 1.09 |
| Miles to Kilometres | 1.61 |
| Kilometres to Miles | 0.62 |
| Area | Multiply |
|---|---|
| Square Inches to Square Centimetres | 6.451 |
| Square Centimetres to Square Inches | 0.15 |
| Square Feet to Square Metres | 0.09 |
| Square Metres to Square Feet | 10.76 |
| Square Yards to Square Metres | 0.84 |
| Square Metres to Square Yards | 1.20 |
| Square Miles to Square Kilometres | 2.59 |
| Square Kilometres to Square Miles | 0.39 |
| Acres to Hectares | 0.40 |
| Hectares to Acres | 2.47 |