Unit of surface |
1. The square meter.
The square meter is the area of a square whose sides measure exactly one meter. Its symbol is: m.2.
2. Multiples of the square meter.
These are:
1 square decameter is equal to 100 square meters: 1 dam2 = 100 m2 .
1 square hectometer is equal to 100 00 square meters: 1 hm2 =
100 00 m2.
1 square kilometer is equal to 100 00 00 square meters: 1 km2 =
100 00 00
m2.
1 square myriameter is equal to 100 00 00 00 square meters: 1
mam2 = 100 00 00 00 m2.
To measure fields, we use agricultural units. These are:
1 hectare is equal to hm2: ha = hm2 = 100
00 m2.
1 area is equal to dam2: a = dam2 = 100 m2.
1 centiare is equal to m2: ca = m2 = 1 m2.
The units of surface increase and decrease from 100 to 100.
The superior unit is 100 more than the lower.
It answers these questions in square meters: