square chain (international) | 1 sq ch | 2 sq ch | 3 sq ch | 4 sq ch | 5 sq ch | 6 sq ch | 7 sq ch | 8 sq ch | 9 sq ch | 10 sq ch | 11 sq ch | 12 sq ch | 13 sq ch | 14 sq ch | 15 sq ch | 16 sq ch | 17 sq ch | 18 sq ch | 19 sq ch | 20 sq ch | 21 sq ch | 22 sq ch | 23 sq ch | 24 sq ch | 25 sq ch | 26 sq ch | 27 sq ch | 28 sq ch | 29 sq ch | 30 sq ch | 31 sq ch | 32 sq ch | 33 sq ch | 34 sq ch | 35 sq ch | 36 sq ch | 37 sq ch | 38 sq ch | 39 sq ch | 40 sq ch | 41 sq ch | 42 sq ch | 43 sq ch | 44 sq ch | 45 sq ch | 46 sq ch | 47 sq ch | 48 sq ch | 49 sq ch | 50 sq ch | 51 sq ch | 52 sq ch | 53 sq ch | 54 sq ch | 55 sq ch | 56 sq ch | 57 sq ch | 58 sq ch | 59 sq ch | 60 sq ch | 61 sq ch | 62 sq ch | 63 sq ch | 64 sq ch | 65 sq ch | 66 sq ch | 67 sq ch | 68 sq ch | 69 sq ch | 70 sq ch | 71 sq ch | 72 sq ch | 73 sq ch | 74 sq ch | 75 sq ch | 76 sq ch | 77 sq ch | 78 sq ch | 79 sq ch | 80 sq ch | 81 sq ch | 82 sq ch | 83 sq ch | 84 sq ch | 85 sq ch | 86 sq ch | 87 sq ch | 88 sq ch | 89 sq ch | 90 sq ch | 91 sq ch | 92 sq ch | 93 sq ch | 94 sq ch | 95 sq ch | 96 sq ch | 97 sq ch | 98 sq ch | 99 sq ch | 100 sq ch |
acre | 0.1000000 ac | 0.2000000 ac | 0.3000000 ac | 0.4000000 ac | 0.5000000 ac | 0.6000000 ac | 0.7000000 ac | 0.8000000 ac | 0.9000000 ac | 1.0000000 ac | 1.1000000 ac | 1.2000000 ac | 1.3000000 ac | 1.4000000 ac | 1.5000000 ac | 1.6000000 ac | 1.7000000 ac | 1.8000000 ac | 1.9000000 ac | 2.0000000 ac | 2.1000000 ac | 2.2000000 ac | 2.3000000 ac | 2.4000000 ac | 2.5000000 ac | 2.6000000 ac | 2.7000000 ac | 2.8000000 ac | 2.9000000 ac | 3.0000000 ac | 3.1000000 ac | 3.2000000 ac | 3.3000000 ac | 3.4000000 ac | 3.5000000 ac | 3.6000000 ac | 3.7000000 ac | 3.8000000 ac | 3.9000000 ac | 4.0000000 ac | 4.1000000 ac | 4.2000000 ac | 4.3000000 ac | 4.4000000 ac | 4.5000000 ac | 4.6000000 ac | 4.7000000 ac | 4.8000000 ac | 4.9000000 ac | 5.0000000 ac | 5.1000000 ac | 5.2000000 ac | 5.3000000 ac | 5.4000000 ac | 5.5000000 ac | 5.6000000 ac | 5.7000000 ac | 5.8000000 ac | 5.9000000 ac | 6.0000000 ac | 6.1000000 ac | 6.2000000 ac | 6.3000000 ac | 6.4000000 ac | 6.5000000 ac | 6.6000000 ac | 6.7000000 ac | 6.8000000 ac | 6.9000000 ac | 7.0000000 ac | 7.1000000 ac | 7.2000000 ac | 7.3000000 ac | 7.4000000 ac | 7.5000000 ac | 7.6000000 ac | 7.7000000 ac | 7.8000000 ac | 7.9000000 ac | 8.0000000 ac | 8.1000000 ac | 8.2000000 ac | 8.3000000 ac | 8.4000000 ac | 8.5000000 ac | 8.6000000 ac | 8.7000000 ac | 8.8000000 ac | 8.9000000 ac | 9.0000000 ac | 9.1000000 ac | 9.2000000 ac | 9.3000000 ac | 9.4000000 ac | 9.5000000 ac | 9.6000000 ac | 9.7000000 ac | 9.8000000 ac | 9.9000000 ac | 10.0000000 ac |
square chain is a unit of area.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
square chain (international) | sq ch | ≡ 66 ft × 66 ft = 1⁄10 ac | ≡ 404.68564224 m2 | Imperial/US |
square chains (international) | acres | square chains (international) | acres |
---|---|---|---|
1 | ≡ 0.10000000005931 | 6 | ≡ 0.60000000035583 |
2 | ≡ 0.20000000011861 | 7 | ≡ 0.70000000041514 |
3 | ≡ 0.30000000017792 | 8 | ≡ 0.80000000047444 |
4 | ≡ 0.40000000023722 | 9 | ≡ 0.90000000053375 |
5 | ≡ 0.50000000029653 | 10 | ≡ 1.0000000005931 |
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 chains (international) | acres | square chains (international) |
---|---|---|---|
1 | ≡ 9.9999999940695 | 6 | ≡ 59.999999964417 |
2 | ≡ 19.999999988139 | 7 | ≡ 69.999999958486 |
3 | ≡ 29.999999982208 | 8 | ≡ 79.999999952556 |
4 | ≡ 39.999999976278 | 9 | ≡ 89.999999946625 |
5 | ≡ 49.999999970347 | 10 | ≡ 99.999999940695 |
square chains (international) | acres |
---|---|
1 | ≡ 0.1000000 |
10.0000000 | ≡ 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 …) |