4.2 Square Centimeters to Square Millimeters
Convert 4.2 square centimeters (cm²) to square millimeters (mm²) with formulas, examples, and conversion tables.
cm²
mm²
4.2 square centimeters (cm²) = 420 square millimeters (mm²)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 square centimeter = 100 square millimeters
2Multiply the value by the conversion factor:
4.2 × 100 = 420
3Result:
4.2 square centimeters (cm²) = 420 square millimeters (mm²)
Square Centimeters to Square Millimeters Conversion Table
| Square Centimeters | Square Millimeters |
|---|---|
| 1 cm² | 100 mm² |
| 2 cm² | 200 mm² |
| 3 cm² | 300 mm² |
| 4 cm² | 400 mm² |
| 4.2 cm² | 420 mm² |
| 5 cm² | 500 mm² |
| 10 cm² | 1000 mm² |
| 20 cm² | 2000 mm² |
| 50 cm² | 5000 mm² |
| 100 cm² | 10000 mm² |
4.2 Square Centimeters in Other Units
| Unit | 4.2 cm² = |
|---|---|
| Square Centimeters to Square Kilometers | 4.2e-10 km² |
| Square Centimeters to Hectares | 4.2e-8 ha |
| Square Centimeters to Square Meters | 0.00042 m² |
| Square Centimeters to Square Millimeters | 420 mm² |
| Square Centimeters to Square Miles | 1.62162906609e-10 mi² |
| Square Centimeters to Acres | 1.03784168466e-7 ac |
| Square Centimeters to Square Yards | 0.000502316035722 yd² |
| Square Centimeters to Square Feet | 0.0045208443215 ft² |
| Square Centimeters to Square Inches | 0.651001302003 in² |
| Square Centimeters to Ares | 4.2e-6 a |
| Square Centimeters to Barns | 4.2e24 b |