deciare | 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 |
acre | 0.0024711 ac | 0.0049421 ac | 0.0074132 ac | 0.0098842 ac | 0.0123553 ac | 0.0148263 ac | 0.0172974 ac | 0.0197684 ac | 0.0222395 ac | 0.0247105 ac | 0.0271816 ac | 0.0296526 ac | 0.0321237 ac | 0.0345948 ac | 0.0370658 ac | 0.0395369 ac | 0.0420079 ac | 0.0444790 ac | 0.0469500 ac | 0.0494211 ac | 0.0518921 ac | 0.0543632 ac | 0.0568342 ac | 0.0593053 ac | 0.0617763 ac | 0.0642474 ac | 0.0667185 ac | 0.0691895 ac | 0.0716606 ac | 0.0741316 ac | 0.0766027 ac | 0.0790737 ac | 0.0815448 ac | 0.0840158 ac | 0.0864869 ac | 0.0889579 ac | 0.0914290 ac | 0.0939000 ac | 0.0963711 ac | 0.0988422 ac | 0.1013132 ac | 0.1037843 ac | 0.1062553 ac | 0.1087264 ac | 0.1111974 ac | 0.1136685 ac | 0.1161395 ac | 0.1186106 ac | 0.1210816 ac | 0.1235527 ac | 0.1260237 ac | 0.1284948 ac | 0.1309659 ac | 0.1334369 ac | 0.1359080 ac | 0.1383790 ac | 0.1408501 ac | 0.1433211 ac | 0.1457922 ac | 0.1482632 ac | 0.1507343 ac | 0.1532053 ac | 0.1556764 ac | 0.1581474 ac | 0.1606185 ac | 0.1630896 ac | 0.1655606 ac | 0.1680317 ac | 0.1705027 ac | 0.1729738 ac | 0.1754448 ac | 0.1779159 ac | 0.1803869 ac | 0.1828580 ac | 0.1853290 ac | 0.1878001 ac | 0.1902711 ac | 0.1927422 ac | 0.1952133 ac | 0.1976843 ac | 0.2001554 ac | 0.2026264 ac | 0.2050975 ac | 0.2075685 ac | 0.2100396 ac | 0.2125106 ac | 0.2149817 ac | 0.2174527 ac | 0.2199238 ac | 0.2223948 ac | 0.2248659 ac | 0.2273370 ac | 0.2298080 ac | 0.2322791 ac | 0.2347501 ac | 0.2372212 ac | 0.2396922 ac | 0.2421633 ac | 0.2446343 ac | 0.2471054 ac |
The deciare is ten square metres.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
deciare | da | ≡ 10 m2 | ≡ 10 m2 | Metric system SI |
deciares | acres | deciares | acres |
---|---|---|---|
1 | ≡ 0.0024710538161371 | 6 | ≡ 0.014826322896823 |
2 | ≡ 0.0049421076322742 | 7 | ≡ 0.01729737671296 |
3 | ≡ 0.0074131614484114 | 8 | ≡ 0.019768430529097 |
4 | ≡ 0.0098842152645485 | 9 | ≡ 0.022239484345234 |
5 | ≡ 0.012355269080686 | 10 | ≡ 0.024710538161371 |
The acre is a unit of land area used in the imperial and US customary systems. It is defined as the area of 1 chain by 1 furlong (66 by 660 feet), which is exactly equal to 1⁄640 of a square mile, 43,560 square feet, approximately 4,047 m2, or about 40% of a hectare.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
acre | ac | ≡ 1 ch × 10 ch = 4840 sq yd | ≡ 4046.8564224 m2 | Imperial/US |
acres | deciares | acres | deciares |
---|---|---|---|
1 | ≡ 404.685642 | 6 | ≡ 2428.113852 |
2 | ≡ 809.371284 | 7 | ≡ 2832.799494 |
3 | ≡ 1214.056926 | 8 | ≡ 3237.485136 |
4 | ≡ 1618.742568 | 9 | ≡ 3642.170778 |
5 | ≡ 2023.42821 | 10 | ≡ 4046.85642 |
deciares | acres |
---|---|
1 | ≡ 0.0024711 |
404.685642 | ≡ 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 …) |