21 inches in feet
21 inches is 1 feet 9 inches. That is also 1.75 feet, or 53.34 cm.
Factors from their legal definitions.
Show the workings
| Step | Sum | Answer |
|---|---|---|
| One inch in metres | 0.9144 m ÷ 36 | 0.025 m |
| One foot in metres | 0.9144 m ÷ 3 | 0.305 m |
| 21 inches in metres | 21 × 0.0254 | 0.533 m |
| In feet | 0.5334 ÷ 0.3048 | 1.75 ft |
Where the figures come from
- A yard in metres: 0.914 m per yard. Source: Weights and Measures Act 1985, Schedule 1. Checked 13 November 2026.
- Inches in a yard: 36 inches per yard. Source: Weights and Measures Act 1985, Schedule 1. Checked 13 November 2026.
- Feet in a yard: 3 feet per yard. Source: Weights and Measures Act 1985, Schedule 1. Checked 13 November 2026.
Nearby values
| Inches | Feet |
|---|---|
| 16 inches | 1 ft 4 in |
| 17 inches | 1 ft 5 in |
| 18 inches | 1 ft 6 in |
| 19 inches | 1 ft 7 in |
| 20 inches | 1 ft 8 in |
| 21 inches | 1 ft 9 in |
| 22 inches | 1 ft 10 in |
| 23 inches | 1 ft 11 in |
| 24 inches | 2 ft |
| 25 inches | 2 ft 1 in |
| 26 inches | 2 ft 2 in |
How it works
To convert inches to feet, divide by 12. Open "Show the workings" above to see this sum step by step.