Convert Square Kilometers (km²) to Ares (a)

Enter a value below to convert Square Kilometers (km²) to Ares (a).

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Conversion:

1 Square Kilometers (km²) = 10000 Ares (a)

How to Convert Square Kilometers (km²) to Ares (a)

1 km2 = 10000 a

1 a = 0.0001 km2

Example: convert 15 Square Kilometers (km²) to Ares (a):

25 km2 = 250000 a

Square Kilometers (km²) to Ares (a) Conversion Table

Square Kilometers (km²)Ares (a)
0.01 km2100 a
0.1 km21000 a
1 km210000 a
2 km220000 a
3 km230000 a
5 km250000 a
10 km2100000 a
20 km2200000 a
50 km2500000 a
100 km21000000 a
1000 km210000000 a

Square Kilometers (km²)

Definition

A square kilometer (km²) is a metric unit of area equal to 1,000,000 square meters or 100 hectares. It represents the area of a square with sides of 1 kilometer.

History

The square kilometer naturally followed the adoption of the metric system and the kilometer as a standard unit of distance. It became the standard large-scale area unit for geography, demographics, and national statistics.

Current use

Square kilometers are used worldwide to express the area of cities, regions, countries, lakes, and large geographic features. It is the standard unit in national census data and geopolitical comparisons.

Ares (a)

Definition

An are (a) is a metric unit of area equal to 100 square meters. It represents the area of a square with sides of 10 meters.

History

The are was introduced as part of the metric system in France in 1795. While officially still a recognized unit, it has largely been superseded by the hectare in most practical applications.

Current use

Ares are used primarily in some European countries for measuring small to medium land plots, gardens, and agricultural parcels. In France, Belgium, and Luxembourg, land listings sometimes reference ares.