Square inch
Unit of area
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A square inch 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, ... Wikipedia
1 in2 in: is equal to
Imperial/US: 1/144 sq ft; 1/1296 sq yd
SI units: 6.4516 cm2; 6.4516×10−4 m2
Symbol: in2, sq in
Unit of: area
Unit system: Imperial, United States customary units