Bigha
The bigha or beegah (Urdu: بیگھا, Hindi: बीघा, Bengali: বিঘা) is a traditional unit of measurement of area of a land, commonly used in northern & eastern India, Bangladesh and Nepal. There is no "standard" size of bigha and it varies considerably from place to place.
On an average, Bigha ranges from 6,806.25 square feet (632.321 m2) to 27,225 square feet (2,529.3 m2). Its sub-unit is Biswa or Katha in many regions, but it has no "standard" size. A bigha may have 5 to 20 Katha/ biswa in different regions, where 1 Katha is usually 1,361.25 square feet (126.464 m2) or 151.25 square yard.