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Square kilometre (km² - Metric), area
Square kilometre (U.S. spelling: square kilometer), symbol km², is a decimal multiple of SI unit of surface area square metre, one of the SI derived units. It is not used as regular unit of measurement in the US.
1 km²
is equal to
1,195,990 yr²
Metric
-
1
-
100
-
10,000
-
1,000,000
-
100,000,000
-
10,000,000,000
-
1012
-
1018
-
1024
British/American
-
0.01
-
0.39
-
1.54
-
247.11
-
988.42
-
39,536.87
-
107,639.1
-
1,195,990
-
10,763,910
-
1,550,003,000
Other
-
1,000
-
747.49
-
400
-
140.06
Brazilian
-
41.32
-
20.66
-
10.32
-
36.76