acre | 1 ac | 2 ac | 3 ac | 4 ac | 5 ac | 6 ac | 7 ac | 8 ac | 9 ac | 10 ac | 11 ac | 12 ac | 13 ac | 14 ac | 15 ac | 16 ac | 17 ac | 18 ac | 19 ac | 20 ac | 21 ac | 22 ac | 23 ac | 24 ac | 25 ac | 26 ac | 27 ac | 28 ac | 29 ac | 30 ac | 31 ac | 32 ac | 33 ac | 34 ac | 35 ac | 36 ac | 37 ac | 38 ac | 39 ac | 40 ac | 41 ac | 42 ac | 43 ac | 44 ac | 45 ac | 46 ac | 47 ac | 48 ac | 49 ac | 50 ac | 51 ac | 52 ac | 53 ac | 54 ac | 55 ac | 56 ac | 57 ac | 58 ac | 59 ac | 60 ac | 61 ac | 62 ac | 63 ac | 64 ac | 65 ac | 66 ac | 67 ac | 68 ac | 69 ac | 70 ac | 71 ac | 72 ac | 73 ac | 74 ac | 75 ac | 76 ac | 77 ac | 78 ac | 79 ac | 80 ac | 81 ac | 82 ac | 83 ac | 84 ac | 85 ac | 86 ac | 87 ac | 88 ac | 89 ac | 90 ac | 91 ac | 92 ac | 93 ac | 94 ac | 95 ac | 96 ac | 97 ac | 98 ac | 99 ac | 100 ac |
square decimeter | 404,685.642 dm2 | 809,371.284 dm2 | 1,214,056.926 dm2 | 1,618,742.568 dm2 | 2,023,428.21 dm2 | 2,428,113.852 dm2 | 2,832,799.494 dm2 | 3,237,485.136 dm2 | 3,642,170.778 dm2 | 4,046,856.42 dm2 | 4,451,542.062 dm2 | 4,856,227.704 dm2 | 5,260,913.346 dm2 | 5,665,598.988 dm2 | 6,070,284.63 dm2 | 6,474,970.272 dm2 | 6,879,655.914 dm2 | 7,284,341.556 dm2 | 7,689,027.198 dm2 | 8,093,712.84 dm2 | 8,498,398.482 dm2 | 8,903,084.124 dm2 | 9,307,769.766 dm2 | 9,712,455.408 dm2 | 10,117,141.05 dm2 | 10,521,826.692 dm2 | 10,926,512.334 dm2 | 11,331,197.976 dm2 | 11,735,883.618 dm2 | 12,140,569.26 dm2 | 12,545,254.902 dm2 | 12,949,940.544 dm2 | 13,354,626.186 dm2 | 13,759,311.828 dm2 | 14,163,997.47 dm2 | 14,568,683.112 dm2 | 14,973,368.754 dm2 | 15,378,054.396 dm2 | 15,782,740.038 dm2 | 16,187,425.68 dm2 | 16,592,111.322 dm2 | 16,996,796.964 dm2 | 17,401,482.606 dm2 | 17,806,168.248 dm2 | 18,210,853.89 dm2 | 18,615,539.532 dm2 | 19,020,225.174 dm2 | 19,424,910.816 dm2 | 19,829,596.458 dm2 | 20,234,282.1 dm2 | 20,638,967.742 dm2 | 21,043,653.384 dm2 | 21,448,339.026 dm2 | 21,853,024.668 dm2 | 22,257,710.31 dm2 | 22,662,395.952 dm2 | 23,067,081.594 dm2 | 23,471,767.236 dm2 | 23,876,452.878 dm2 | 24,281,138.52 dm2 | 24,685,824.162 dm2 | 25,090,509.804 dm2 | 25,495,195.446 dm2 | 25,899,881.088 dm2 | 26,304,566.73 dm2 | 26,709,252.372 dm2 | 27,113,938.014 dm2 | 27,518,623.656 dm2 | 27,923,309.298 dm2 | 28,327,994.94 dm2 | 28,732,680.582 dm2 | 29,137,366.224 dm2 | 29,542,051.866 dm2 | 29,946,737.508 dm2 | 30,351,423.15 dm2 | 30,756,108.792 dm2 | 31,160,794.434 dm2 | 31,565,480.076 dm2 | 31,970,165.718 dm2 | 32,374,851.36 dm2 | 32,779,537.002 dm2 | 33,184,222.644 dm2 | 33,588,908.286 dm2 | 33,993,593.928 dm2 | 34,398,279.57 dm2 | 34,802,965.212 dm2 | 35,207,650.854 dm2 | 35,612,336.496 dm2 | 36,017,022.138 dm2 | 36,421,707.78 dm2 | 36,826,393.422 dm2 | 37,231,079.064 dm2 | 37,635,764.706 dm2 | 38,040,450.348 dm2 | 38,445,135.99 dm2 | 38,849,821.632 dm2 | 39,254,507.274 dm2 | 39,659,192.916 dm2 | 40,063,878.558 dm2 | 40,468,564.2 dm2 |
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 | square decimeters | acres | square decimeters |
---|---|---|---|
1 | = 404685.642 | 6 | = 2428113.852 |
2 | = 809371.284 | 7 | = 2832799.494 |
3 | = 1214056.926 | 8 | = 3237485.136 |
4 | = 1618742.568 | 9 | = 3642170.778 |
5 | = 2023428.21 | 10 | = 4046856.42 |
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 | acres | square decimeters | acres |
---|---|---|---|
1 | = 2.4710538161371E-6 | 6 | = 1.4826322896823E-5 |
2 | = 4.9421076322742E-6 | 7 | = 1.729737671296E-5 |
3 | = 7.4131614484114E-6 | 8 | = 1.9768430529097E-5 |
4 | = 9.8842152645485E-6 | 9 | = 2.2239484345234E-5 |
5 | = 1.2355269080686E-5 | 10 | = 2.4710538161371E-5 |
acres | square decimeters |
---|---|
1 | = 404,685.642 |
2.4710538161371 × 10-6 | = 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 …) |