Question: 1 hectare is how much kattha?
Answer: One hectare is a square hectometer, that is, the area of a square 100 meters on each side: exactly 10 000 square meters or approximately 107 639.1 square feet, 11 959.9 square yards, or 2.471 054 acres. The kattha is a traditional unit of land area in South Asia, equal to 20 dhurs or 1/20 bigha.