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 |
twip | 17,280.8708470 twp | 34,561.7416941 twp | 51,842.6125411 twp | 69,123.4833881 twp | 86,404.3542352 twp | 103,685.2250822 twp | 120,966.0959292 twp | 138,246.9667763 twp | 155,527.8376233 twp | 172,808.7084704 twp | 190,089.5793174 twp | 207,370.4501644 twp | 224,651.3210115 twp | 241,932.1918585 twp | 259,213.0627055 twp | 276,493.9335526 twp | 293,774.8043996 twp | 311,055.6752466 twp | 328,336.5460937 twp | 345,617.4169407 twp | 362,898.2877877 twp | 380,179.1586348 twp | 397,460.0294818 twp | 414,740.9003288 twp | 432,021.7711759 twp | 449,302.6420229 twp | 466,583.5128699 twp | 483,864.3837170 twp | 501,145.2545640 twp | 518,426.1254110 twp | 535,706.9962581 twp | 552,987.8671051 twp | 570,268.7379522 twp | 587,549.6087992 twp | 604,830.4796462 twp | 622,111.3504933 twp | 639,392.2213403 twp | 656,673.0921873 twp | 673,953.9630344 twp | 691,234.8338814 twp | 708,515.7047284 twp | 725,796.5755755 twp | 743,077.4464225 twp | 760,358.3172695 twp | 777,639.1881166 twp | 794,920.0589636 twp | 812,200.9298106 twp | 829,481.8006577 twp | 846,762.6715047 twp | 864,043.5423517 twp | 881,324.4131988 twp | 898,605.2840458 twp | 915,886.1548929 twp | 933,167.0257399 twp | 950,447.8965869 twp | 967,728.7674340 twp | 985,009.6382810 twp | 1,002,290.509128 twp | 1,019,571.3799751 twp | 1,036,852.2508221 twp | 1,054,133.1216691 twp | 1,071,413.9925162 twp | 1,088,694.8633632 twp | 1,105,975.7342102 twp | 1,123,256.6050573 twp | 1,140,537.4759043 twp | 1,157,818.3467513 twp | 1,175,099.2175984 twp | 1,192,380.0884454 twp | 1,209,660.9592924 twp | 1,226,941.8301395 twp | 1,244,222.7009865 twp | 1,261,503.5718335 twp | 1,278,784.4426806 twp | 1,296,065.3135276 twp | 1,313,346.1843746 twp | 1,330,627.0552217 twp | 1,347,907.9260687 twp | 1,365,188.7969158 twp | 1,382,469.6677628 twp | 1,399,750.5386098 twp | 1,417,031.4094569 twp | 1,434,312.2803039 twp | 1,451,593.1511509 twp | 1,468,874.021998 twp | 1,486,154.892845 twp | 1,503,435.763692 twp | 1,520,716.6345391 twp | 1,537,997.5053861 twp | 1,555,278.3762331 twp | 1,572,559.2470802 twp | 1,589,840.1179272 twp | 1,607,120.9887742 twp | 1,624,401.8596213 twp | 1,641,682.7304683 twp | 1,658,963.6013153 twp | 1,676,244.4721624 twp | 1,693,525.3430094 twp | 1,710,806.2138564 twp | 1,728,087.0847035 twp |
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 | twips | feet | twips |
---|---|---|---|
1 | = 17280.870847035 | 4 | = 69123.483388139 |
1.5 | = 25921.306270552 | 4.5 | = 77763.918811657 |
2 | = 34561.74169407 | 5 | = 86404.354235174 |
2.5 | = 43202.177117587 | 5.5 | = 95044.789658691 |
3 | = 51842.612541104 | 6 | = 103685.22508221 |
A twip (abbreviating "twentieth of a point", "twentieth of an inch point", or "twentieth of an Imperial point"[citation needed]) is a typographical measurement, defined as 1/20 of a typographical point. One twip is 1/1440 inch or 17.639 µm.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
twip | twp | ≡ 1⁄1440 in | = 1.7638×10−5 m | Imperial/US |
twips | feet | twips | feet |
---|---|---|---|
1 | = 5.7867454068241E-5 | 4 | = 0.00023146981627297 |
1.5 | = 8.6801181102362E-5 | 4.5 | = 0.00026040354330709 |
2 | = 0.00011573490813648 | 5 | = 0.00028933727034121 |
2.5 | = 0.0001446686351706 | 5.5 | = 0.00031827099737533 |
3 | = 0.00017360236220472 | 6 | = 0.00034720472440945 |
feet | twips |
---|---|
1 | = 17,280.8708470 |
5.7867454068241 × 10-5 | = 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 …) |