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 square inch.
Valid units must be of the area type.
You can use this form to select from known units:
I'm feeling lucky, show me some random units
A square inch is by definition the area enclosed by a square with sides each 1 inch long.
