Area units calculator & converter tool
Pouce2 Conversions Table
Equivalent of 9 Square inch: |
0.0058064342775268 m2 (Square meter) |
58.064342775268 cm2 (Square centimeter) |
0.58064342775268 dm2 (Square decimeter) |
5806.4342775268 mm2 (Square milimeter) |
5.8064342775268E-9 km2 (Square Kilometer) |
5.8064342775268E-7 Hectare |
5.8064342775268E-5 Are |
5.8064342775268E-6 Decare |
0.0058064342775268 Centiare |
1.698411058348E-6 Arpent |
5.8064342775268 Barn |
0.06249987791987 Square feet |
1.4347989421483E-6 Acre |
0.00022956841138715 Square perche |
2.2418642745531E-9 Square mil |
0.0069444373315792 Square yard |
6.2303039797862E-11 Canton |
8.9651345245013E-9 Homestead |
5.7390796399075E-6 Rood |
Pouce2 / Perche2 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 perche
A square perch (often shortened to just a perch) is a unit of measurement and is equal to 25.29285264 square metres. Confusingly, a perch (not the squared
variety) is also called a rod or pole because it’s based on a surveyor’s tool
measuring exactly 5½ yards or 16½ feet or ¼ of a surveyor’s chain. The perch or rod was helpful tool and measurement for a surveyor because it could be used to create a ‘perfect’ acre of 40 perches by 4 perches – remember 160 perches equals an acre.