| 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 |
| meter | 0.3048 m | 0.6096 m | 0.9144 m | 1.2192 m | 1.524 m | 1.8288 m | 2.1336 m | 2.4384 m | 2.7432 m | 3.048 m | 3.3528 m | 3.6576 m | 3.9624 m | 4.2672 m | 4.572 m | 4.8768 m | 5.1816 m | 5.4864 m | 5.7912 m | 6.096 m | 6.4008 m | 6.7056 m | 7.0104 m | 7.3152 m | 7.62 m | 7.9248 m | 8.2296 m | 8.5344 m | 8.8392 m | 9.144 m | 9.4488 m | 9.7536 m | 10.0584 m | 10.3632 m | 10.668 m | 10.9728 m | 11.2776 m | 11.5824 m | 11.8872 m | 12.192 m | 12.4968 m | 12.8016 m | 13.1064 m | 13.4112 m | 13.716 m | 14.0208 m | 14.3256 m | 14.6304 m | 14.9352 m | 15.24 m | 15.5448 m | 15.8496 m | 16.1544 m | 16.4592 m | 16.764 m | 17.0688 m | 17.3736 m | 17.6784 m | 17.9832 m | 18.288 m | 18.5928 m | 18.8976 m | 19.2024 m | 19.5072 m | 19.812 m | 20.1168 m | 20.4216 m | 20.7264 m | 21.0312 m | 21.336 m | 21.6408 m | 21.9456 m | 22.2504 m | 22.5552 m | 22.86 m | 23.1648 m | 23.4696 m | 23.7744 m | 24.0792 m | 24.384 m | 24.6888 m | 24.9936 m | 25.2984 m | 25.6032 m | 25.908 m | 26.2128 m | 26.5176 m | 26.8224 m | 27.1272 m | 27.432 m | 27.7368 m | 28.0416 m | 28.3464 m | 28.6512 m | 28.956 m | 29.2608 m | 29.5656 m | 29.8704 m | 30.1752 m | 30.48 m |
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 | meters | feet | meters |
|---|---|---|---|
| 1 | ≡ 0.3048 | 4 | ≡ 1.2192 |
| 1.5 | ≡ 0.4572 | 4.5 | ≡ 1.3716 |
| 2 | ≡ 0.6096 | 5 | ≡ 1.524 |
| 2.5 | ≡ 0.762 | 5.5 | ≡ 1.6764 |
| 3 | ≡ 0.9144 | 6 | ≡ 1.8288 |
The metre (international spelling) or meter (American spelling) (from the Greek noun μέτρον, "measure") is the base unit of length in the International System of Units (SI). The SI unit symbol is m. The metre is defined as the length of the path travelled by light in a vacuum in 1/299 792 458 seconds.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| meter | m | ≡ Distance light travels in 1⁄299792458 of a second in vacuum. | ≡ 1 m | Metric system SI |
| meters | feet | meters | feet |
|---|---|---|---|
| 1 | ≡ 3.2808398950131 | 4 | ≡ 13.123359580052 |
| 1.5 | ≡ 4.9212598425197 | 4.5 | ≡ 14.763779527559 |
| 2 | ≡ 6.5616797900262 | 5 | ≡ 16.404199475066 |
| 2.5 | ≡ 8.2020997375328 | 5.5 | ≡ 18.044619422572 |
| 3 | ≡ 9.8425196850394 | 6 | ≡ 19.685039370079 |
| feet | meters |
|---|---|
| 1 | ≡ 0.3048 |
| 3.2808399 | ≡ 1 |
You can find the conversion in other languages in the following:
| 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 …) |