21 fm = 126 ft. To convert fathoms to feet, multiply by 6: 21 × 6 = 126.
How to convert fathoms to feet
ft = fm × 6
- 1 fm = 6 ft (and 1 ft = 0.16666667 fm).
- Multiply the amount by the factor: 21 × 6 = 126.
- Answer: 21 fm = 126 ft.
Fathoms to Feet table
| Fathoms (fm) | Feet (ft) |
|---|---|
| 16 fm | 96 ft |
| 17 fm | 102 ft |
| 18 fm | 108 ft |
| 19 fm | 114 ft |
| 20 fm | 120 ft |
| 21 fm | 126 ft |
| 22 fm | 132 ft |
| 23 fm | 138 ft |
| 24 fm | 144 ft |
| 25 fm | 150 ft |
| 26 fm | 156 ft |
| fm | ft |
|---|---|
| 1 fm | 6 ft |
| 5 fm | 30 ft |
| 10 fm | 60 ft |
| 50 fm | 300 ft |
| 100 fm | 600 ft |
| 1,000 fm | 6,000 ft |
Good to know
1 inch = 2.54 cm exactly; 1 cm = 10 mm; 1 m = 100 cm; 1 foot = 12 inches = 30.48 cm.