| Length | 1 inch = 2.54 centimetres (cms) 1 metre (m) = 3.281 feet (ft) = 39.37 inches 1 kilometre (km) = 1093.64 yards (yd) 1 mile = 1.6093 km = 1760 yd |
| Area | 1 sq m = 10.764 sq ft 1 acre = 4000 sq m 1 hectare (ha) = 2.47 acres |
| Volume | 1 gallon = 4.546 litre 1 litre = 1.76 pint 1 cu ft = 28.32 litre 1 cu m = 1000 litre |
| Weight | 1 pound (lb) = 454 gram (g) 1 kilogram (kg) = 2.2046 lb 1 tonne = 1000 kg |
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