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.
Unit Definition (square centimeter) The square centimeter is the CGS unit of area. 1 cm2 equals 100 mm2, 10-4 m2, or approximately 0.155 000 3 in2.
