Area units calculator & converter tool
Pouce2 Conversions Table
Equivalent of 1 Square inch: |
0.00064515936416964 m2 (Square meter) |
6.4515936416964 cm2 (Square centimeter) |
0.064515936416964 dm2 (Square decimeter) |
645.15936416964 mm2 (Square milimeter) |
6.4515936416964E-10 km2 (Square Kilometer) |
6.4515936416964E-8 Hectare |
6.4515936416964E-6 Are |
6.4515936416964E-7 Decare |
0.00064515936416964 Centiare |
1.8871233981644E-7 Arpent |
0.64515936416964 Barn |
0.0069444308799856 Square feet |
1.5942210468314E-7 Acre |
2.5507601265239E-5 Square perche |
2.490960305059E-10 Square mil |
0.00077160414795325 Square yard |
6.9225599775402E-12 Canton |
9.9612605827792E-10 Homestead |
6.3767551554527E-7 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.