Convert square millimeter [mm^2] to square inch [in^2] Online | Free area Converter

Square Millimeter [mm²]


A square millimeter (mm²) is a unit of area equal to a square with sides 1 millimeter long. It is used to measure very small surfaces, such as parts of mechanical components or electronic circuits.

1 mm² = 0.000001 m².


Square Inch [in²]


A square inch (in²) is a unit of area representing a square with sides 1 inch long. It is commonly used in the United States for measuring small surfaces, such as paper sizes or screen dimensions.

1 square inch = 6.4516 square centimeters = 0.00064516 square meters.



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