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 |
are | 4.0468564 a | 8.0937128 a | 12.1405693 a | 16.1874257 a | 20.2342821 a | 24.2811385 a | 28.3279950 a | 32.3748514 a | 36.4217078 a | 40.4685642 a | 44.5154206 a | 48.5622771 a | 52.6091335 a | 56.6559899 a | 60.7028463 a | 64.7497028 a | 68.7965592 a | 72.8434156 a | 76.8902720 a | 80.9371284 a | 84.9839849 a | 89.0308413 a | 93.0776977 a | 97.1245541 a | 101.1714106 a | 105.2182670 a | 109.2651234 a | 113.3119798 a | 117.3588362 a | 121.4056927 a | 125.4525491 a | 129.4994055 a | 133.5462619 a | 137.5931184 a | 141.6399748 a | 145.6868312 a | 149.7336876 a | 153.7805441 a | 157.8274005 a | 161.8742569 a | 165.9211133 a | 169.9679697 a | 174.0148262 a | 178.0616826 a | 182.1085390 a | 186.1553954 a | 190.2022519 a | 194.2491083 a | 198.2959647 a | 202.3428211 a | 206.3896775 a | 210.4365340 a | 214.4833904 a | 218.5302468 a | 222.5771032 a | 226.6239597 a | 230.6708161 a | 234.7176725 a | 238.7645289 a | 242.8113853 a | 246.8582418 a | 250.9050982 a | 254.9519546 a | 258.9988110 a | 263.0456675 a | 267.0925239 a | 271.1393803 a | 275.1862367 a | 279.2330931 a | 283.2799496 a | 287.3268060 a | 291.3736624 a | 295.4205188 a | 299.4673753 a | 303.5142317 a | 307.5610881 a | 311.6079445 a | 315.6548009 a | 319.7016574 a | 323.7485138 a | 327.7953702 a | 331.8422266 a | 335.8890831 a | 339.9359395 a | 343.9827959 a | 348.0296523 a | 352.0765087 a | 356.1233652 a | 360.1702216 a | 364.2170780 a | 368.2639344 a | 372.3107909 a | 376.3576473 a | 380.4045037 a | 384.4513601 a | 388.4982166 a | 392.5450730 a | 396.5919294 a | 400.6387858 a | 404.6856422 a |
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) | ares | square chains (international) | ares |
---|---|---|---|
1 | ≡ 4.0468564224 | 6 | ≡ 24.2811385344 |
2 | ≡ 8.0937128448 | 7 | ≡ 28.3279949568 |
3 | ≡ 12.1405692672 | 8 | ≡ 32.3748513792 |
4 | ≡ 16.1874256896 | 9 | ≡ 36.4217078016 |
5 | ≡ 20.234282112 | 10 | ≡ 40.468564224 |
The are (/ˈɑːr/ or /ˈɛər/) is a unit of area, equal to 100 square metres (10 m × 10 m), used for measuring land area. It was defined by older forms of the metric system, but is now outside of the modern International System of Units (SI).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
are | a | ≡ 100 m2 | ≡ 100 m2 | Metric system SI |
ares | square chains (international) | ares | square chains (international) |
---|---|---|---|
1 | ≡ 0.24710538146717 | 6 | ≡ 1.482632288803 |
2 | ≡ 0.49421076293433 | 7 | ≡ 1.7297376702702 |
3 | ≡ 0.7413161444015 | 8 | ≡ 1.9768430517373 |
4 | ≡ 0.98842152586866 | 9 | ≡ 2.2239484332045 |
5 | ≡ 1.2355269073358 | 10 | ≡ 2.4710538146717 |
square chains (international) | ares |
---|---|
1 | ≡ 4.0468564 |
0.2471054 | ≡ 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 …) |