foot, metric (short) | 1 smf | 2 smf | 3 smf | 4 smf | 5 smf | 6 smf | 7 smf | 8 smf | 9 smf | 10 smf | 11 smf | 12 smf | 13 smf | 14 smf | 15 smf | 16 smf | 17 smf | 18 smf | 19 smf | 20 smf | 21 smf | 22 smf | 23 smf | 24 smf | 25 smf | 26 smf | 27 smf | 28 smf | 29 smf | 30 smf | 31 smf | 32 smf | 33 smf | 34 smf | 35 smf | 36 smf | 37 smf | 38 smf | 39 smf | 40 smf | 41 smf | 42 smf | 43 smf | 44 smf | 45 smf | 46 smf | 47 smf | 48 smf | 49 smf | 50 smf | 51 smf | 52 smf | 53 smf | 54 smf | 55 smf | 56 smf | 57 smf | 58 smf | 59 smf | 60 smf | 61 smf | 62 smf | 63 smf | 64 smf | 65 smf | 66 smf | 67 smf | 68 smf | 69 smf | 70 smf | 71 smf | 72 smf | 73 smf | 74 smf | 75 smf | 76 smf | 77 smf | 78 smf | 79 smf | 80 smf | 81 smf | 82 smf | 83 smf | 84 smf | 85 smf | 86 smf | 87 smf | 88 smf | 89 smf | 90 smf | 91 smf | 92 smf | 93 smf | 94 smf | 95 smf | 96 smf | 97 smf | 98 smf | 99 smf | 100 smf |
centimeter | 30 cm | 60 cm | 90 cm | 120 cm | 150 cm | 180 cm | 210 cm | 240 cm | 270 cm | 300 cm | 330 cm | 360 cm | 390 cm | 420 cm | 450 cm | 480 cm | 510 cm | 540 cm | 570 cm | 600 cm | 630 cm | 660 cm | 690 cm | 720 cm | 750 cm | 780 cm | 810 cm | 840 cm | 870 cm | 900 cm | 930 cm | 960 cm | 990 cm | 1 020 cm | 1 050 cm | 1 080 cm | 1 110 cm | 1 140 cm | 1 170 cm | 1 200 cm | 1 230 cm | 1 260 cm | 1 290 cm | 1 320 cm | 1 350 cm | 1 380 cm | 1 410 cm | 1 440 cm | 1 470 cm | 1 500 cm | 1 530 cm | 1 560 cm | 1 590 cm | 1 620 cm | 1 650 cm | 1 680 cm | 1 710 cm | 1 740 cm | 1 770 cm | 1 800 cm | 1 830 cm | 1 860 cm | 1 890 cm | 1 920 cm | 1 950 cm | 1 980 cm | 2 010 cm | 2 040 cm | 2 070 cm | 2 100 cm | 2 130 cm | 2 160 cm | 2 190 cm | 2 220 cm | 2 250 cm | 2 280 cm | 2 310 cm | 2 340 cm | 2 370 cm | 2 400 cm | 2 430 cm | 2 460 cm | 2 490 cm | 2 520 cm | 2 550 cm | 2 580 cm | 2 610 cm | 2 640 cm | 2 670 cm | 2 700 cm | 2 730 cm | 2 760 cm | 2 790 cm | 2 820 cm | 2 850 cm | 2 880 cm | 2 910 cm | 2 940 cm | 2 970 cm | 3 000 cm |
≡ 0.30 m
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
foot, metric (short) | smf | ≡ 0.30 m | ≡ 0.30 m | Metric system SI |
feet, metric (short) | centimeters | feet, metric (short) | centimeters |
---|---|---|---|
1 | ≡ 30 | 4 | ≡ 120 |
1.5 | ≡ 45 | 4.5 | ≡ 135 |
2 | ≡ 60 | 5 | ≡ 150 |
2.5 | ≡ 75 | 5.5 | ≡ 165 |
3 | ≡ 90 | 6 | ≡ 180 |
A centimetre (international spelling as used by the International Bureau of Weights and Measures; symbol cm) or centimeter (American spelling) is a unit of length in the metric system, equal to one hundredth of a metre, centi being the SI prefix for a factor of 1/100 . The centimetre was the base unit of length in the now deprecated centimetre–gram–second (CGS) system of units.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
centimeter | cm | ≡ 1×10-2 m ≡ 0.01 m | ≡ 1×10-2 m ≡ 0.01 m | Metric system SI |
centimeters | feet, metric (short) | centimeters | feet, metric (short) |
---|---|---|---|
1 | ≡ 0.033333333333333 | 4 | ≡ 0.13333333333333 |
1.5 | ≡ 0.05 | 4.5 | ≡ 0.15 |
2 | ≡ 0.066666666666667 | 5 | ≡ 0.16666666666667 |
2.5 | ≡ 0.083333333333333 | 5.5 | ≡ 0.18333333333333 |
3 | ≡ 0.1 | 6 | ≡ 0.2 |
feet, metric (short) | centimeters |
---|---|
1 | ≡ 30 |
0.0333333 | ≡ 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 …) |