40 Square Centimeters to Square Kilometers
Convert 40 square centimeters (cm²) to square kilometers (km²) with formulas, examples, and conversion tables.
cm²
km²
40 square centimeters (cm²) = 4e-9 square kilometers (km²)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 square kilometer = 1e10 square centimeters
2Divide the value by the conversion factor:
40 ÷ 1e10 = 4e-9
3Result:
40 square centimeters (cm²) = 4e-9 square kilometers (km²)
Square Centimeters to Square Kilometers Conversion Table
| Square Centimeters | Square Kilometers |
|---|---|
| 1 cm² | 1e-10 km² |
| 2 cm² | 2e-10 km² |
| 3 cm² | 3e-10 km² |
| 4 cm² | 4e-10 km² |
| 5 cm² | 5e-10 km² |
| 10 cm² | 1e-9 km² |
| 20 cm² | 2e-9 km² |
| 40 cm² | 4e-9 km² |
| 50 cm² | 5e-9 km² |
| 100 cm² | 1e-8 km² |
40 Square Centimeters in Other Units
| Unit | 40 cm² = |
|---|---|
| Square Centimeters to Square Kilometers | 4e-9 km² |
| Square Centimeters to Hectares | 4e-7 ha |
| Square Centimeters to Square Meters | 0.004 m² |
| Square Centimeters to Square Millimeters | 4000 mm² |
| Square Centimeters to Square Miles | 1.54440863437e-9 mi² |
| Square Centimeters to Acres | 9.88420652061e-7 ac |
| Square Centimeters to Square Yards | 0.00478396224497 yd² |
| Square Centimeters to Square Feet | 0.0430556602047 ft² |
| Square Centimeters to Square Inches | 6.20001240002 in² |
| Square Centimeters to Ares | 4e-5 a |
| Square Centimeters to Barns | 4e25 b |