Area units calculator & converter tool
Pouce2 Conversions Table
Equivalent of 18 Square inch: |
0.011612868555054 m2 (Square meter) |
116.12868555054 cm2 (Square centimeter) |
1.1612868555054 dm2 (Square decimeter) |
11612.868555054 mm2 (Square milimeter) |
1.1612868555054E-8 km2 (Square Kilometer) |
1.1612868555054E-6 Hectare |
0.00011612868555054 Are |
1.1612868555054E-5 Decare |
0.011612868555054 Centiare |
3.3968221166959E-6 Arpent |
11.612868555054 Barn |
0.12499975583974 Square feet |
2.8695978842965E-6 Acre |
0.0004591368227743 Square perche |
4.4837285491062E-9 Square mil |
0.013888874663158 Square yard |
1.2460607959572E-10 Canton |
1.7930269049003E-8 Homestead |
1.1478159279815E-5 Rood |
Pouce2 / Are Units Definition
Square inch
A square inch (plural: square inches) is a unit of area, equal to the area of a square with sides of one inch.historic engineering drawings (number with a square & a double apostrophe, both as an exponent).The square inch is a common unit of measurement in the United States and the United Kingdom. A common unit of pressure, pound per square inch (psi) is derived from this unit of area.
Are
Are, unit of area in the metric system, equal to 100 square meters and the equivalent of 0.0247 acre. Its multiple, the hectare (equal to 100 ares), is the primary unit of land measurement for most of the world. The are was the basic unit of area when the metric system was first decreed in France in 1795. When the International System of Units (SI) was adopted in 1960, the square meter replaced the are as the unit of area, but the International Bureau of Weights and Measures accepted the hectare as the common unit that can be used with the SI.