| foot | 1 ft | 2 ft | 3 ft | 4 ft | 5 ft | 6 ft | 7 ft | 8 ft | 9 ft | 10 ft | 11 ft | 12 ft | 13 ft | 14 ft | 15 ft | 16 ft | 17 ft | 18 ft | 19 ft | 20 ft | 21 ft | 22 ft | 23 ft | 24 ft | 25 ft | 26 ft | 27 ft | 28 ft | 29 ft | 30 ft | 31 ft | 32 ft | 33 ft | 34 ft | 35 ft | 36 ft | 37 ft | 38 ft | 39 ft | 40 ft | 41 ft | 42 ft | 43 ft | 44 ft | 45 ft | 46 ft | 47 ft | 48 ft | 49 ft | 50 ft | 51 ft | 52 ft | 53 ft | 54 ft | 55 ft | 56 ft | 57 ft | 58 ft | 59 ft | 60 ft | 61 ft | 62 ft | 63 ft | 64 ft | 65 ft | 66 ft | 67 ft | 68 ft | 69 ft | 70 ft | 71 ft | 72 ft | 73 ft | 74 ft | 75 ft | 76 ft | 77 ft | 78 ft | 79 ft | 80 ft | 81 ft | 82 ft | 83 ft | 84 ft | 85 ft | 86 ft | 87 ft | 88 ft | 89 ft | 90 ft | 91 ft | 92 ft | 93 ft | 94 ft | 95 ft | 96 ft | 97 ft | 98 ft | 99 ft | 100 ft |
| rod | 0.0606061 rd | 0.1212121 rd | 0.1818182 rd | 0.2424242 rd | 0.3030303 rd | 0.3636364 rd | 0.4242424 rd | 0.4848485 rd | 0.5454545 rd | 0.6060606 rd | 0.6666667 rd | 0.7272727 rd | 0.7878788 rd | 0.8484848 rd | 0.9090909 rd | 0.9696970 rd | 1.0303030 rd | 1.0909091 rd | 1.1515152 rd | 1.2121212 rd | 1.2727273 rd | 1.3333333 rd | 1.3939394 rd | 1.4545455 rd | 1.5151515 rd | 1.5757576 rd | 1.6363636 rd | 1.6969697 rd | 1.7575758 rd | 1.8181818 rd | 1.8787879 rd | 1.9393939 rd | 2 rd | 2.0606061 rd | 2.1212121 rd | 2.1818182 rd | 2.2424242 rd | 2.3030303 rd | 2.3636364 rd | 2.4242424 rd | 2.4848485 rd | 2.5454545 rd | 2.6060606 rd | 2.6666667 rd | 2.7272727 rd | 2.7878788 rd | 2.8484848 rd | 2.9090909 rd | 2.9696970 rd | 3.0303030 rd | 3.0909091 rd | 3.1515152 rd | 3.2121212 rd | 3.2727273 rd | 3.3333333 rd | 3.3939394 rd | 3.4545455 rd | 3.5151515 rd | 3.5757576 rd | 3.6363636 rd | 3.6969697 rd | 3.7575758 rd | 3.8181818 rd | 3.8787879 rd | 3.9393939 rd | 4 rd | 4.0606061 rd | 4.1212121 rd | 4.1818182 rd | 4.2424242 rd | 4.3030303 rd | 4.3636364 rd | 4.4242424 rd | 4.4848485 rd | 4.5454545 rd | 4.6060606 rd | 4.6666667 rd | 4.7272727 rd | 4.7878788 rd | 4.8484848 rd | 4.9090909 rd | 4.9696970 rd | 5.0303030 rd | 5.0909091 rd | 5.1515152 rd | 5.2121212 rd | 5.2727273 rd | 5.3333333 rd | 5.3939394 rd | 5.4545455 rd | 5.5151515 rd | 5.5757576 rd | 5.6363636 rd | 5.6969697 rd | 5.7575758 rd | 5.8181818 rd | 5.8787879 rd | 5.9393939 rd | 6 rd | 6.0606061 rd |
The foot (pl. feet; abbreviation: ft; symbol: ′, the prime symbol) is a unit of length in the imperial and US customary systems of measurement. Since 1959, both units have been defined by international agreement as equivalent to 0.3048 meters exactly. In both systems, the foot comprises 12 inches and three feet compose a yard.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| foot | ft | ≡ 0.3048 m ≡ 1⁄3 yd ≡ 12 inches | ≡ 0.3048 m | Imperial/US |
| feet | rods | feet | rods |
|---|---|---|---|
| 1 | = 0.060606060606061 | 4 | = 0.24242424242424 |
| 1.5 | = 0.090909090909091 | 4.5 | = 0.27272727272727 |
| 2 | = 0.12121212121212 | 5 | = 0.3030303030303 |
| 2.5 | = 0.15151515151515 | 5.5 | = 0.33333333333333 |
| 3 | = 0.18181818181818 | 6 | = 0.36363636363636 |
The rod or perch or pole is a surveyors tool and unit of length equal to 5 1⁄2 yards, 16 1⁄2 feet, 1⁄320 of a statute mile or one-fourth of a surveyor's chain and 5.0292 meters.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| rod | rd | ≡ 16 1⁄2 ft | = 5.0292 m | Imperial/US |
| rods | feet | rods | feet |
|---|---|---|---|
| 1 | = 16.5 | 4 | = 66 |
| 1.5 | = 24.75 | 4.5 | = 74.25 |
| 2 | = 33 | 5 | = 82.5 |
| 2.5 | = 41.25 | 5.5 | = 90.75 |
| 3 | = 49.5 | 6 | = 99 |
| feet | rods |
|---|---|
| 1 | = 0.0606061 |
| 16.5 | = 1 |
| Symbol | Definition |
|---|---|
| ≡ | exactly equal |
| ≈ | approximately equal to |
| = | equal to |
| digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |