Conversion Table Length 1 kilometre (km) = 1000 metres (m) 1 km = 0.6214 miles 1 m = 1.0936 yards 1 m = 3.2808 feet 1 mile = 1760 yards 1 mile = 1.609 km 1 yard = 0.9144 m 1 foot = 0.3048 m Area 1 km2 = 100 hectares (ha) 1 km2 = 0.3861 square mile 1 km2 = 247.105 acres 1 m2 = 10.7639 square feet 1 ha = 10,000 m2 1 ha = 2.4711 acres 1 square mile = 2.59 1 km2 1 acre = 0.4047 ha 1 acre = 4046.86 m2 1 acre = 4840 square yard 1 square yard = 9 square feet 1 square yard = 0.8361 m2 1 square foot = 0.0929 m2 Weight 1 tonne = 1000 kg 1 tonne = 1.1023 US ton 1 US ton = 0.9072 tonnes 1 kg = 2.2046 pounds (lb) 1 kg = 35.274 ounce (oz) 1 lb = 0.4536 kg 1 oz = 28.3495 gram Units 1 crore = 10 million 1 million = 10 lakh 1 lakh = 100,000 1 billion = 1000 million