Square kilometers represent an area, you can't convert to a linear dimension.
You can't. SQ in is an area measure while kilometers measure distance.
Multiply square km by 0.39 to get approximate square miles.
1km = 1000m 1 sq km = 1km x 1km = 1000m x 1000m = 1 000 000 sq m Thus to convert meter square to kilometer square divide by 1 000 000 (a million)
You divide the number of square meters by a million.
Formula: square miles x 2.6 = square kilometers.