are | 1 a | 2 a | 3 a | 4 a | 5 a | 6 a | 7 a | 8 a | 9 a | 10 a | 11 a | 12 a | 13 a | 14 a | 15 a | 16 a | 17 a | 18 a | 19 a | 20 a | 21 a | 22 a | 23 a | 24 a | 25 a | 26 a | 27 a | 28 a | 29 a | 30 a | 31 a | 32 a | 33 a | 34 a | 35 a | 36 a | 37 a | 38 a | 39 a | 40 a | 41 a | 42 a | 43 a | 44 a | 45 a | 46 a | 47 a | 48 a | 49 a | 50 a | 51 a | 52 a | 53 a | 54 a | 55 a | 56 a | 57 a | 58 a | 59 a | 60 a | 61 a | 62 a | 63 a | 64 a | 65 a | 66 a | 67 a | 68 a | 69 a | 70 a | 71 a | 72 a | 73 a | 74 a | 75 a | 76 a | 77 a | 78 a | 79 a | 80 a | 81 a | 82 a | 83 a | 84 a | 85 a | 86 a | 87 a | 88 a | 89 a | 90 a | 91 a | 92 a | 93 a | 94 a | 95 a | 96 a | 97 a | 98 a | 99 a | 100 a |
square decimeter | 10 000 dm2 | 20 000 dm2 | 30 000 dm2 | 40 000 dm2 | 50 000 dm2 | 60 000 dm2 | 70 000 dm2 | 80 000 dm2 | 90 000 dm2 | 100 000 dm2 | 110 000 dm2 | 120 000 dm2 | 130 000 dm2 | 140 000 dm2 | 150 000 dm2 | 160 000 dm2 | 170 000 dm2 | 180 000 dm2 | 190 000 dm2 | 200 000 dm2 | 210 000 dm2 | 220 000 dm2 | 230 000 dm2 | 240 000 dm2 | 250 000 dm2 | 260 000 dm2 | 270 000 dm2 | 280 000 dm2 | 290 000 dm2 | 300 000 dm2 | 310 000 dm2 | 320 000 dm2 | 330 000 dm2 | 340 000 dm2 | 350 000 dm2 | 360 000 dm2 | 370 000 dm2 | 380 000 dm2 | 390 000 dm2 | 400 000 dm2 | 410 000 dm2 | 420 000 dm2 | 430 000 dm2 | 440 000 dm2 | 450 000 dm2 | 460 000 dm2 | 470 000 dm2 | 480 000 dm2 | 490 000 dm2 | 500 000 dm2 | 510 000 dm2 | 520 000 dm2 | 530 000 dm2 | 540 000 dm2 | 550 000 dm2 | 560 000 dm2 | 570 000 dm2 | 580 000 dm2 | 590 000 dm2 | 600 000 dm2 | 610 000 dm2 | 620 000 dm2 | 630 000 dm2 | 640 000 dm2 | 650 000 dm2 | 660 000 dm2 | 670 000 dm2 | 680 000 dm2 | 690 000 dm2 | 700 000 dm2 | 710 000 dm2 | 720 000 dm2 | 730 000 dm2 | 740 000 dm2 | 750 000 dm2 | 760 000 dm2 | 770 000 dm2 | 780 000 dm2 | 790 000 dm2 | 800 000 dm2 | 810 000 dm2 | 820 000 dm2 | 830 000 dm2 | 840 000 dm2 | 850 000 dm2 | 860 000 dm2 | 870 000 dm2 | 880 000 dm2 | 890 000 dm2 | 900 000 dm2 | 910 000 dm2 | 920 000 dm2 | 930 000 dm2 | 940 000 dm2 | 950 000 dm2 | 960 000 dm2 | 970 000 dm2 | 980 000 dm2 | 990 000 dm2 | 1 000 000 dm2 |
The are (/ˈɑːr/ or /ˈɛər/) is a unit of area, equal to 100 square metres (10 m × 10 m), used for measuring land area. It was defined by older forms of the metric system, but is now outside of the modern International System of Units (SI).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
are | a | ≡ 100 m2 | ≡ 100 m2 | Metric system SI |
ares | square decimeters | ares | square decimeters |
---|---|---|---|
1 | = 10000 | 6 | = 60000 |
2 | = 20000 | 7 | = 70000 |
3 | = 30000 | 8 | = 80000 |
4 | = 40000 | 9 | = 90000 |
5 | = 50000 | 10 | = 100000 |
Square decimetre or Square decimeter is a SI prefixes applied unit of area, symbol dm2, is a multiple of the of SI prefixes (deci) used with the metre.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
square decimeter | dm2 | ≡ 1 dm × 1 dm ≡ 10-1 m × 10-1 m | = 10-2 m2 | Metric system SI |
square decimeters | ares | square decimeters | ares |
---|---|---|---|
1 | = 0.0001 | 6 | = 0.0006 |
2 | = 0.0002 | 7 | = 0.0007 |
3 | = 0.0003 | 8 | = 0.0008 |
4 | = 0.0004 | 9 | = 0.0009 |
5 | = 0.0005 | 10 | = 0.001 |
ares | square decimeters |
---|---|
1 | = 10 000 |
0.0001 | = 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 …) |