20 Square Millimeters to Square Kilometers
Convert 20 square millimeters (mm²) to square kilometers (km²) with formulas, examples, and conversion tables.
mm²
km²
20 square millimeters (mm²) = 2e-11 square kilometers (km²)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 square kilometer = 1e12 square millimeters
2Divide the value by the conversion factor:
20 ÷ 1e12 = 2e-11
3Result:
20 square millimeters (mm²) = 2e-11 square kilometers (km²)
Square Millimeters to Square Kilometers Conversion Table
| Square Millimeters | Square Kilometers |
|---|---|
| 1 mm² | 1e-12 km² |
| 2 mm² | 2e-12 km² |
| 3 mm² | 3e-12 km² |
| 4 mm² | 4e-12 km² |
| 5 mm² | 5e-12 km² |
| 10 mm² | 1e-11 km² |
| 20 mm² | 2e-11 km² |
| 50 mm² | 5e-11 km² |
| 100 mm² | 1e-10 km² |
20 Square Millimeters in Other Units
| Unit | 20 mm² = |
|---|---|
| Square Millimeters to Square Kilometers | 2e-11 km² |
| Square Millimeters to Hectares | 2e-9 ha |
| Square Millimeters to Square Meters | 2e-5 m² |
| Square Millimeters to Square Centimeters | 0.2 cm² |
| Square Millimeters to Square Miles | 7.72204317185e-12 mi² |
| Square Millimeters to Acres | 4.94210326031e-9 ac |
| Square Millimeters to Square Yards | 2.39198112248e-5 yd² |
| Square Millimeters to Square Feet | 0.000215278301024 ft² |
| Square Millimeters to Square Inches | 0.0310000620001 in² |
| Square Millimeters to Ares | 2e-7 a |
| Square Millimeters to Barns | 2e23 b |