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 hectometer | 0.01 hm2 | 0.02 hm2 | 0.03 hm2 | 0.04 hm2 | 0.05 hm2 | 0.06 hm2 | 0.07 hm2 | 0.08 hm2 | 0.09 hm2 | 0.1 hm2 | 0.11 hm2 | 0.12 hm2 | 0.13 hm2 | 0.14 hm2 | 0.15 hm2 | 0.16 hm2 | 0.17 hm2 | 0.18 hm2 | 0.19 hm2 | 0.2 hm2 | 0.21 hm2 | 0.22 hm2 | 0.23 hm2 | 0.24 hm2 | 0.25 hm2 | 0.26 hm2 | 0.27 hm2 | 0.28 hm2 | 0.29 hm2 | 0.3 hm2 | 0.31 hm2 | 0.32 hm2 | 0.33 hm2 | 0.34 hm2 | 0.35 hm2 | 0.36 hm2 | 0.37 hm2 | 0.38 hm2 | 0.39 hm2 | 0.4 hm2 | 0.41 hm2 | 0.42 hm2 | 0.43 hm2 | 0.44 hm2 | 0.45 hm2 | 0.46 hm2 | 0.47 hm2 | 0.48 hm2 | 0.49 hm2 | 0.5 hm2 | 0.51 hm2 | 0.52 hm2 | 0.53 hm2 | 0.54 hm2 | 0.55 hm2 | 0.56 hm2 | 0.57 hm2 | 0.58 hm2 | 0.59 hm2 | 0.6 hm2 | 0.61 hm2 | 0.62 hm2 | 0.63 hm2 | 0.64 hm2 | 0.65 hm2 | 0.66 hm2 | 0.67 hm2 | 0.68 hm2 | 0.69 hm2 | 0.7 hm2 | 0.71 hm2 | 0.72 hm2 | 0.73 hm2 | 0.74 hm2 | 0.75 hm2 | 0.76 hm2 | 0.77 hm2 | 0.78 hm2 | 0.79 hm2 | 0.8 hm2 | 0.81 hm2 | 0.82 hm2 | 0.83 hm2 | 0.84 hm2 | 0.85 hm2 | 0.86 hm2 | 0.87 hm2 | 0.88 hm2 | 0.89 hm2 | 0.9 hm2 | 0.91 hm2 | 0.92 hm2 | 0.93 hm2 | 0.94 hm2 | 0.95 hm2 | 0.96 hm2 | 0.97 hm2 | 0.98 hm2 | 0.99 hm2 | 1 hm2 |
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 hectometers | ares | square hectometers |
---|---|---|---|
1 | = 0.01 | 6 | = 0.06 |
2 | = 0.02 | 7 | = 0.07 |
3 | = 0.03 | 8 | = 0.08 |
4 | = 0.04 | 9 | = 0.09 |
5 | = 0.05 | 10 | = 0.1 |
Square hectometre (International spelling as used by the International Bureau of Weights and Measures) or Square hectometer (American spelling) or hectare, symbol hm2, is the unit of area or surface area.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
square hectometer | hm2 | ≡ 1 hm × 1 hm ≡ 102 m × 102 m | = 104 m2 | Metric system SI |
square hectometers | ares | square hectometers | ares |
---|---|---|---|
1 | = 100 | 6 | = 600 |
2 | = 200 | 7 | = 700 |
3 | = 300 | 8 | = 800 |
4 | = 400 | 9 | = 900 |
5 | = 500 | 10 | = 1000 |
ares | square hectometers |
---|---|
1 | = 0.01 |
100 | = 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 …) |