Area units calculator & converter tool
Pouce2 Conversions Table
Equivalent of 19 Square inch: |
0.012258027919223 m2 (Square meter) |
122.58027919223 cm2 (Square centimeter) |
1.2258027919223 dm2 (Square decimeter) |
12258.027919223 mm2 (Square milimeter) |
1.2258027919223E-8 km2 (Square Kilometer) |
1.2258027919223E-6 Hectare |
0.00012258027919223 Are |
1.2258027919223E-5 Decare |
0.012258027919223 Centiare |
3.5855344565124E-6 Arpent |
12.258027919223 Barn |
0.13194418671973 Square feet |
3.0290199889796E-6 Acre |
0.00048464442403953 Square perche |
4.7328245796121E-9 Square mil |
0.014660478811112 Square yard |
1.3152863957326E-10 Canton |
1.8926395107281E-8 Homestead |
1.211583479536E-5 Rood |
Pouce2 / Hectare 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.
Hectare
hectare, unit of area in the metric system equal to 100 ares, or 10,000 square meters, and the equivalent of 2.471 acres in the British imperial system and the customary measurement of the United States. The term is derived from the Latin area and hect, an irregular contraction of the Greek word percent. Although the are is the primary metric unit of land measurement, the hectare is more commonly used in practice. The hectare is, by definition, equal to one djerib in Turkey, one jerib in Iran, one gong qing in mainland China, one manzana in Argentina and one bunder in the Netherlands.