Area units calculator & converter tool
Pouce2 Conversions Table
Equivalent of 20 Square inch: |
0.012903187283393 m2 (Square meter) |
129.03187283393 cm2 (Square centimeter) |
1.2903187283393 dm2 (Square decimeter) |
12903.187283393 mm2 (Square milimeter) |
1.2903187283393E-8 km2 (Square Kilometer) |
1.2903187283393E-6 Hectare |
0.00012903187283393 Are |
1.2903187283393E-5 Decare |
0.012903187283393 Centiare |
3.7742467963288E-6 Arpent |
12.903187283393 Barn |
0.13888861759971 Square feet |
3.1884420936628E-6 Acre |
0.00051015202530477 Square perche |
4.981920610118E-9 Square mil |
0.015432082959065 Square yard |
1.384511995508E-10 Canton |
1.9922521165558E-8 Homestead |
1.2753510310905E-5 Rood |
Pouce2 / Feet2 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.
Square feet
The square foot is a unit used to measure area. Use one of the conversion calculators below to switch to another unit of measurement, or read on to learn more about square feet.