Question: how many square feet is equal to 1 katha?
Answer: In Bangladesh, one katha is standardized to 720 square feet (67 m2), and 20 katha equals 1 bigha. In Nepal, it is equivalent to 338.63 m² (3,645 ft²). In the Indian state of Bihar, one katha may vary from 750 ft² to 2000 ft².