The unit "squer inch" is a common misspelling for square inch.
Full name: square inch
Plural form: square inches
Symbol: in2
Alternate spelling: sq in
Category type: area
Scale factor: 0.00064516
square inch
square inch [survey]
The SI derived unit for area is the square meter.
1 square meter is equal to 1550.00310001 squer inch.
Valid units must be of the area type.
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A square inch is by definition the area enclosed by a square with sides each 1 inch long.
