Square Centimeters to Square Inches

Convert square centimeters (cm²) to square inches (in²) with formulas, examples, and conversion tables.

cm²
in²
1 square centimeters (cm²) = 0.155000310001 square inches (in²)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 square inch = 6.4516 square centimeters
2Divide the value by the conversion factor:
1 ÷ 6.4516 = 0.155000310001
3Result:
1 square centimeters (cm²) = 0.155000310001 square inches (in²)

How to Convert square centimeters to square inches

To convert square centimeters to square inches, divide the value by 6.4516.

The Formula

square inches = square centimeters ÷ 6.4516

Key Fact

1 square inch = 6.4516 square centimeters

Tip: To convert square inches back to square centimeters, multiply by 6.4516.

square centimeters to square inches Table

square centimeterssquare inches
1 cm²0.155000310001 in²
2 cm²0.310000620001 in²
5 cm²0.775001550003 in²
10 cm²1.55000310001 in²
20 cm²3.10000620001 in²
25 cm²3.87500775002 in²
50 cm²7.75001550003 in²
100 cm²15.5000310001 in²
250 cm²38.7500775002 in²
500 cm²77.5001550003 in²
1000 cm²155.000310001 in²

1 square centimeter in Other Units

Unit1 cm² =
Square Centimeters to Square Kilometers1e-10 km²
Square Centimeters to Hectares1e-8 ha
Square Centimeters to Square Meters0.0001
Square Centimeters to Square Millimeters100 mm²
Square Centimeters to Square Miles3.86102158593e-11 mi²
Square Centimeters to Acres2.47105163015e-8 ac
Square Centimeters to Square Yards0.000119599056124 yd²
Square Centimeters to Square Feet0.00107639150512 ft²
Square Centimeters to Square Inches0.155000310001 in²
Square Centimeters to Ares1e-6 a
Square Centimeters to Barns1e24 b

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