decare | 1 Da | 2 Da | 3 Da | 4 Da | 5 Da | 6 Da | 7 Da | 8 Da | 9 Da | 10 Da | 11 Da | 12 Da | 13 Da | 14 Da | 15 Da | 16 Da | 17 Da | 18 Da | 19 Da | 20 Da | 21 Da | 22 Da | 23 Da | 24 Da | 25 Da | 26 Da | 27 Da | 28 Da | 29 Da | 30 Da | 31 Da | 32 Da | 33 Da | 34 Da | 35 Da | 36 Da | 37 Da | 38 Da | 39 Da | 40 Da | 41 Da | 42 Da | 43 Da | 44 Da | 45 Da | 46 Da | 47 Da | 48 Da | 49 Da | 50 Da | 51 Da | 52 Da | 53 Da | 54 Da | 55 Da | 56 Da | 57 Da | 58 Da | 59 Da | 60 Da | 61 Da | 62 Da | 63 Da | 64 Da | 65 Da | 66 Da | 67 Da | 68 Da | 69 Da | 70 Da | 71 Da | 72 Da | 73 Da | 74 Da | 75 Da | 76 Da | 77 Da | 78 Da | 79 Da | 80 Da | 81 Da | 82 Da | 83 Da | 84 Da | 85 Da | 86 Da | 87 Da | 88 Da | 89 Da | 90 Da | 91 Da | 92 Da | 93 Da | 94 Da | 95 Da | 96 Da | 97 Da | 98 Da | 99 Da | 100 Da |
rood | 0.9884215 ro | 1.9768431 ro | 2.9652646 ro | 3.9536861 ro | 4.9421076 ro | 5.9305292 ro | 6.9189507 ro | 7.9073722 ro | 8.8957937 ro | 9.8842153 ro | 10.8726368 ro | 11.8610583 ro | 12.8494798 ro | 13.8379014 ro | 14.8263229 ro | 15.8147444 ro | 16.8031659 ro | 17.7915875 ro | 18.7800090 ro | 19.7684305 ro | 20.7568520 ro | 21.7452736 ro | 22.7336951 ro | 23.7221166 ro | 24.7105381 ro | 25.6989597 ro | 26.6873812 ro | 27.6758027 ro | 28.6642243 ro | 29.6526458 ro | 30.6410673 ro | 31.6294888 ro | 32.6179104 ro | 33.6063319 ro | 34.5947534 ro | 35.5831749 ro | 36.5715965 ro | 37.5600180 ro | 38.5484395 ro | 39.5368610 ro | 40.5252826 ro | 41.5137041 ro | 42.5021256 ro | 43.4905471 ro | 44.4789687 ro | 45.4673902 ro | 46.4558117 ro | 47.4442332 ro | 48.4326548 ro | 49.4210763 ro | 50.4094978 ro | 51.3979193 ro | 52.3863409 ro | 53.3747624 ro | 54.3631839 ro | 55.3516054 ro | 56.3400270 ro | 57.3284485 ro | 58.3168700 ro | 59.3052916 ro | 60.2937131 ro | 61.2821346 ro | 62.2705561 ro | 63.2589777 ro | 64.2473992 ro | 65.2358207 ro | 66.2242422 ro | 67.2126638 ro | 68.2010853 ro | 69.1895068 ro | 70.1779283 ro | 71.1663499 ro | 72.1547714 ro | 73.1431929 ro | 74.1316144 ro | 75.1200360 ro | 76.1084575 ro | 77.0968790 ro | 78.0853005 ro | 79.0737221 ro | 80.0621436 ro | 81.0505651 ro | 82.0389866 ro | 83.0274082 ro | 84.0158297 ro | 85.0042512 ro | 85.9926728 ro | 86.9810943 ro | 87.9695158 ro | 88.9579373 ro | 89.9463589 ro | 90.9347804 ro | 91.9232019 ro | 92.9116234 ro | 93.9000450 ro | 94.8884665 ro | 95.8768880 ro | 96.8653095 ro | 97.8537311 ro | 98.8421526 ro |
The decare (/ˈdɛkɑːr/ or /ˈdɛkɛər/) is derived from deca and are, and is equal to 10 ares or 1000 square metres. It is used in Norway and in the former Ottoman areas of the Middle East and the Balkans (Bulgaria) as a measure of land area. Instead of the name "decare", the names of traditional land measures are usually used, redefined as one decare:
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
decare | Da | ≡ 1000 m2 | ≡ 1000 m2 | Metric system SI |
decares | roods | decares | roods |
---|---|---|---|
1 | = 0.98842152586866 | 6 | = 5.930529155212 |
2 | = 1.9768430517373 | 7 | = 6.9189506810806 |
3 | = 2.965264577606 | 8 | = 7.9073722069493 |
4 | = 3.9536861034746 | 9 | = 8.895793732818 |
5 | = 4.9421076293433 | 10 | = 9.8842152586866 |
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 | decares | roods | decares |
---|---|---|---|
1 | = 1.0117141056 | 6 | = 6.0702846336 |
2 | = 2.0234282112 | 7 | = 7.0819987392 |
3 | = 3.0351423168 | 8 | = 8.0937128448 |
4 | = 4.0468564224 | 9 | = 9.1054269504 |
5 | = 5.058570528 | 10 | = 10.117141056 |
decares | roods |
---|---|
1 | = 0.9884215 |
1.0117141 | = 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 …) |