21碼等於多少千米？碼（符號為：yd）和千米（亦稱“千米”，符號為：km）是長度單位，它們之間的換算關係是：1碼等於0.000914千米。要將21碼轉換為千米，我們可以透過碼與千米換算比率來計算：
21 碼 = 21 * 0.000914 千米 = 0.019202 千米
因此，21碼換算成千米的答案是21碼等於0.019202千米。
了解更多：21千米等於多少碼? | 1碼等於幾千米? | 1千米等於幾碼?
| 碼 (yd) | 千米 (km) |
|---|---|
| 21.1 yd | 0.019294 km |
| 21.2 yd | 0.019385 km |
| 21.3 yd | 0.019477 km |
| 21.4 yd | 0.019568 km |
| 21.5 yd | 0.01966 km |
| 21.6 yd | 0.019751 km |
| 21.7 yd | 0.019842 km |
| 21.8 yd | 0.019934 km |
| 21.9 yd | 0.020025 km |
| 22 yd | 0.020117 km |
| 22.1 yd | 0.020208 km |
| 22.2 yd | 0.0203 km |
| 22.3 yd | 0.020391 km |
| 22.4 yd | 0.020483 km |
| 22.5 yd | 0.020574 km |
| 22.6 yd | 0.020665 km |
| 22.7 yd | 0.020757 km |
| 22.8 yd | 0.020848 km |
| 22.9 yd | 0.02094 km |
| 23 yd | 0.021031 km |
| 23.1 yd | 0.021123 km |
| 23.2 yd | 0.021214 km |
| 23.3 yd | 0.021306 km |
| 23.4 yd | 0.021397 km |
| 23.5 yd | 0.021488 km |
| 23.6 yd | 0.02158 km |
| 23.7 yd | 0.021671 km |
| 23.8 yd | 0.021763 km |
| 23.9 yd | 0.021854 km |
| 24 yd | 0.021946 km |
| 碼 (yd) | 千米 (km) |
|---|---|
| 24.1 yd | 0.022037 km |
| 24.2 yd | 0.022128 km |
| 24.3 yd | 0.02222 km |
| 24.4 yd | 0.022311 km |
| 24.5 yd | 0.022403 km |
| 24.6 yd | 0.022494 km |
| 24.7 yd | 0.022586 km |
| 24.8 yd | 0.022677 km |
| 24.9 yd | 0.022769 km |
| 25 yd | 0.02286 km |
| 25.1 yd | 0.022951 km |
| 25.2 yd | 0.023043 km |
| 25.3 yd | 0.023134 km |
| 25.4 yd | 0.023226 km |
| 25.5 yd | 0.023317 km |
| 25.6 yd | 0.023409 km |
| 25.7 yd | 0.0235 km |
| 25.8 yd | 0.023592 km |
| 25.9 yd | 0.023683 km |
| 26 yd | 0.023774 km |
| 26.1 yd | 0.023866 km |
| 26.2 yd | 0.023957 km |
| 26.3 yd | 0.024049 km |
| 26.4 yd | 0.02414 km |
| 26.5 yd | 0.024232 km |
| 26.6 yd | 0.024323 km |
| 26.7 yd | 0.024414 km |
| 26.8 yd | 0.024506 km |
| 26.9 yd | 0.024597 km |
| 27 yd | 0.024689 km |