cm²
Square Centimeter
Metric System

Square Centimeter (cm²)

A square centimeter (cm²) equals 0.155 square inches or 100 square millimeters. Square centimeters measure small surfaces, skin lesions, paper sizes, and cross-sectional areas. A postage stamp is about 4-6 cm². Commonly used in medical and scientific measurements.

Convert From Square Centimeters

Convert To Square Centimeters

Conversion Factors

1 cm² 1e-10 km²
1 cm² 1e-8 ha
1 cm² 0.0001 m²
1 cm² 100 mm²
1 cm² 3.8610215854e-11 mi²
1 cm² 2.4710538147e-8 acre
1 cm² 0.000119599 yd²
1 cm² 0.001076391 ft²
1 cm² 0.15500031 in²

Related Units