The square inch (in²) is commonly used in the United States for small surface measurements. A standard post-it note is about 6 in², while a sheet of letter-sized paper is 93.5 in². This unit is prevalent in printing, crafts, and engineering drawings. The square foot (ft²) is the standard unit for real estate in the US and UK. A typical studio apartment is 500-600 ft², while a three-bedroom house might be 1,500-2,000 ft². This measurement is crucial for flooring, painting estimates, and property valuation.
To convert between Square Inch (in²) and Square Foot (ft²), use the following formulas:
1 Square Inch (in²) = 0.006944447434420848 Square Foot (ft²)
1 Square Foot (ft²) = 143.999937999876 Square Inch (in²)
1 in² = 1 * 0.006944447434420848 ft² = 0.006944447434420848 ft²
10 in² = 10 * 0.006944447434420848 ft² = 0.06944447434420847 ft²
50 in² = 50 * 0.006944447434420848 ft² = 0.34722237172104237 ft²
100 in² = 100 * 0.006944447434420848 ft² = 0.6944447434420847 ft²
500 in² = 500 * 0.006944447434420848 ft² = 3.472223717210424 ft²
| Square Inch (in²) | Square Foot (ft²) |
|---|---|
| 1 in² | 0.006944447434420848 ft² |
| 10 in² | 0.06944447434420847 ft² |
| 100 in² | 0.6944447434420847 ft² |
| 500 in² | 3.472223717210424 ft² |
| 1000 in² | 6.944447434420848 ft² |