Convert from square inch to cong

Unit Definition (square inch)
The square inch is a traditional unit of area. 1 in² equals exactly 6.4516 cm² or 645.16 mm².

Unit Definition (cong)
The Cong is a metric unit of area used in Vietnam. One cong equals 1000 square meters, which is 0.1 hectare, 0.24177 acres, or 1196.00 square yards.