Square Millimeters to Square Centimeters mm2= 0.01 cm2 cm2to mm2conversion table: 0.1 cm2= 10 mm22.1 cm2= 210 mm24.1 cm2= 410 mm27 cm2= 700 mm2 0.2 cm2= 20 mm22.2 cm2= 220 mm24.2 cm2= 420 mm28 cm2= 800 mm2 0.3 cm2= 30 mm22.3 cm2= 230 mm24.3 cm2= 430 mm29 cm2= ...