Definitions

square-inch

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. The following symbols are used to denote square inches:

  • square in
  • sq inches, sq inch, sq in
  • inches/-2, inch/-2, in/-2
  • inches^2, inch^2, in^2
  • inches², inch², in²

The square inch is a common unit of measurement in the United States and the United Kingdom.

Equivalence with other units of area

1 square inch (assuming an international inch) is equal to: (the overbars indicate repeating decimals)

See also

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