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Square millimeter to square inch

Values for calculation

$ \text{Value} $

Area converter

Area converter from square millimeter to square inch

$$ 1\ \mathrm{mm^2}=\cfrac{\cfrac{1}{10^6}}{\left(0.9144/36\right)^2}\ \mathrm{in^2}=0.00155\ \mathrm{in^2} $$