20 Square Miles to Square Kilometers
Convert 20 square miles (mi²) to square kilometers (km²) with formulas, examples, and conversion tables.
mi²
km²
20 mi² = 51.7998 km²
Full precision:51.7998 km²
Step-by-Step Solution
To convert 20 square miles to square kilometers, we multiply by 2.59 because one square mile equals exactly 2.59 square kilometers.
1 square mile = 2.59 square kilometers
Since each square mile contains 2.59 square kilometers, we multiply our value by this factor:
20 × 2.59 = 51.7998 square kilometers
So 20 square miles = 51.7998 square kilometers.
Quick check: 51.7998 ÷ 2.59 = 20 square miles
Square Miles to Square Kilometers Conversion Table
| Square Miles | Square Kilometers |
|---|---|
| 1 mi² | 2.59 km² |
| 2 mi² | 5.18 km² |
| 3 mi² | 7.77 km² |
| 4 mi² | 10.36 km² |
| 5 mi² | 12.9499 km² |
| 10 mi² | 25.8999 km² |
| 20 mi² | 51.7998 km² |
| 50 mi² | 129.499 km² |
| 100 mi² | 258.999 km² |
20 Square Miles in Other Units
| Unit | 20 mi² = |
|---|---|
| Square Miles to Square Kilometers | 51.7998 km² |
| Square Miles to Hectares | 5179.98 ha |
| Square Miles to Square Meters | 51799762.2 m² |
| Square Miles to Square Centimeters | 5.18e+11 cm² |
| Square Miles to Square Millimeters | 5.18e+13 mm² |
| Square Miles to Acres | 12799.99 ac |
| Square Miles to Square Yards | 61952026.67 yd² |
| Square Miles to Square Feet | 557568239.99 ft² |
| Square Miles to Square Inches | 8.029e+10 in² |
| Square Miles to Ares | 517997.62 a |
| Square Miles to Barns | 5.18e+35 b |