rood | 1 ro | 2 ro | 3 ro | 4 ro | 5 ro | 6 ro | 7 ro | 8 ro | 9 ro | 10 ro | 11 ro | 12 ro | 13 ro | 14 ro | 15 ro | 16 ro | 17 ro | 18 ro | 19 ro | 20 ro | 21 ro | 22 ro | 23 ro | 24 ro | 25 ro | 26 ro | 27 ro | 28 ro | 29 ro | 30 ro | 31 ro | 32 ro | 33 ro | 34 ro | 35 ro | 36 ro | 37 ro | 38 ro | 39 ro | 40 ro | 41 ro | 42 ro | 43 ro | 44 ro | 45 ro | 46 ro | 47 ro | 48 ro | 49 ro | 50 ro | 51 ro | 52 ro | 53 ro | 54 ro | 55 ro | 56 ro | 57 ro | 58 ro | 59 ro | 60 ro | 61 ro | 62 ro | 63 ro | 64 ro | 65 ro | 66 ro | 67 ro | 68 ro | 69 ro | 70 ro | 71 ro | 72 ro | 73 ro | 74 ro | 75 ro | 76 ro | 77 ro | 78 ro | 79 ro | 80 ro | 81 ro | 82 ro | 83 ro | 84 ro | 85 ro | 86 ro | 87 ro | 88 ro | 89 ro | 90 ro | 91 ro | 92 ro | 93 ro | 94 ro | 95 ro | 96 ro | 97 ro | 98 ro | 99 ro | 100 ro |
square hectometer | 0.1011714 hm2 | 0.2023428 hm2 | 0.3035142 hm2 | 0.4046856 hm2 | 0.5058571 hm2 | 0.6070285 hm2 | 0.7081999 hm2 | 0.8093713 hm2 | 0.9105427 hm2 | 1.0117141 hm2 | 1.1128855 hm2 | 1.2140569 hm2 | 1.3152283 hm2 | 1.4163997 hm2 | 1.5175712 hm2 | 1.6187426 hm2 | 1.7199140 hm2 | 1.8210854 hm2 | 1.9222568 hm2 | 2.0234282 hm2 | 2.1245996 hm2 | 2.2257710 hm2 | 2.3269424 hm2 | 2.4281139 hm2 | 2.5292853 hm2 | 2.6304567 hm2 | 2.7316281 hm2 | 2.8327995 hm2 | 2.9339709 hm2 | 3.0351423 hm2 | 3.1363137 hm2 | 3.2374851 hm2 | 3.3386565 hm2 | 3.4398280 hm2 | 3.5409994 hm2 | 3.6421708 hm2 | 3.7433422 hm2 | 3.8445136 hm2 | 3.9456850 hm2 | 4.0468564 hm2 | 4.1480278 hm2 | 4.2491992 hm2 | 4.3503707 hm2 | 4.4515421 hm2 | 4.5527135 hm2 | 4.6538849 hm2 | 4.7550563 hm2 | 4.8562277 hm2 | 4.9573991 hm2 | 5.0585705 hm2 | 5.1597419 hm2 | 5.2609133 hm2 | 5.3620848 hm2 | 5.4632562 hm2 | 5.5644276 hm2 | 5.6655990 hm2 | 5.7667704 hm2 | 5.8679418 hm2 | 5.9691132 hm2 | 6.0702846 hm2 | 6.1714560 hm2 | 6.2726275 hm2 | 6.3737989 hm2 | 6.4749703 hm2 | 6.5761417 hm2 | 6.6773131 hm2 | 6.7784845 hm2 | 6.8796559 hm2 | 6.9808273 hm2 | 7.0819987 hm2 | 7.1831701 hm2 | 7.2843416 hm2 | 7.3855130 hm2 | 7.4866844 hm2 | 7.5878558 hm2 | 7.6890272 hm2 | 7.7901986 hm2 | 7.8913700 hm2 | 7.9925414 hm2 | 8.0937128 hm2 | 8.1948843 hm2 | 8.2960557 hm2 | 8.3972271 hm2 | 8.4983985 hm2 | 8.5995699 hm2 | 8.7007413 hm2 | 8.8019127 hm2 | 8.9030841 hm2 | 9.0042555 hm2 | 9.1054270 hm2 | 9.2065984 hm2 | 9.3077698 hm2 | 9.4089412 hm2 | 9.5101126 hm2 | 9.6112840 hm2 | 9.7124554 hm2 | 9.8136268 hm2 | 9.9147982 hm2 | 10.0159696 hm2 | 10.1171411 hm2 |
A rood /ˈruːd/ is an historic English and international inch-pound measure of area, as well as an archaic English measure of length.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
rood | ro | ≡ 1⁄4 ac | = 1011.7141056 m2 | Imperial/US |
roods | square hectometers | roods | square hectometers |
---|---|---|---|
1 | = 0.10117141056 | 6 | = 0.60702846336 |
2 | = 0.20234282112 | 7 | = 0.70819987392 |
3 | = 0.30351423168 | 8 | = 0.80937128448 |
4 | = 0.40468564224 | 9 | = 0.91054269504 |
5 | = 0.5058570528 | 10 | = 1.0117141056 |
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 | roods | square hectometers | roods |
---|---|---|---|
1 | = 9.8842152586866 | 6 | = 59.30529155212 |
2 | = 19.768430517373 | 7 | = 69.189506810806 |
3 | = 29.65264577606 | 8 | = 79.073722069493 |
4 | = 39.536861034746 | 9 | = 88.95793732818 |
5 | = 49.421076293433 | 10 | = 98.842152586866 |
roods | square hectometers |
---|---|
1 | = 0.1011714 |
9.8842153 | = 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 …) |