centiare | 1 ca | 2 ca | 3 ca | 4 ca | 5 ca | 6 ca | 7 ca | 8 ca | 9 ca | 10 ca | 11 ca | 12 ca | 13 ca | 14 ca | 15 ca | 16 ca | 17 ca | 18 ca | 19 ca | 20 ca | 21 ca | 22 ca | 23 ca | 24 ca | 25 ca | 26 ca | 27 ca | 28 ca | 29 ca | 30 ca | 31 ca | 32 ca | 33 ca | 34 ca | 35 ca | 36 ca | 37 ca | 38 ca | 39 ca | 40 ca | 41 ca | 42 ca | 43 ca | 44 ca | 45 ca | 46 ca | 47 ca | 48 ca | 49 ca | 50 ca | 51 ca | 52 ca | 53 ca | 54 ca | 55 ca | 56 ca | 57 ca | 58 ca | 59 ca | 60 ca | 61 ca | 62 ca | 63 ca | 64 ca | 65 ca | 66 ca | 67 ca | 68 ca | 69 ca | 70 ca | 71 ca | 72 ca | 73 ca | 74 ca | 75 ca | 76 ca | 77 ca | 78 ca | 79 ca | 80 ca | 81 ca | 82 ca | 83 ca | 84 ca | 85 ca | 86 ca | 87 ca | 88 ca | 89 ca | 90 ca | 91 ca | 92 ca | 93 ca | 94 ca | 95 ca | 96 ca | 97 ca | 98 ca | 99 ca | 100 ca |
rood | 0.0009884 ro | 0.0019768 ro | 0.0029653 ro | 0.0039537 ro | 0.0049421 ro | 0.0059305 ro | 0.0069190 ro | 0.0079074 ro | 0.0088958 ro | 0.0098842 ro | 0.0108726 ro | 0.0118611 ro | 0.0128495 ro | 0.0138379 ro | 0.0148263 ro | 0.0158147 ro | 0.0168032 ro | 0.0177916 ro | 0.0187800 ro | 0.0197684 ro | 0.0207569 ro | 0.0217453 ro | 0.0227337 ro | 0.0237221 ro | 0.0247105 ro | 0.0256990 ro | 0.0266874 ro | 0.0276758 ro | 0.0286642 ro | 0.0296526 ro | 0.0306411 ro | 0.0316295 ro | 0.0326179 ro | 0.0336063 ro | 0.0345948 ro | 0.0355832 ro | 0.0365716 ro | 0.0375600 ro | 0.0385484 ro | 0.0395369 ro | 0.0405253 ro | 0.0415137 ro | 0.0425021 ro | 0.0434905 ro | 0.0444790 ro | 0.0454674 ro | 0.0464558 ro | 0.0474442 ro | 0.0484327 ro | 0.0494211 ro | 0.0504095 ro | 0.0513979 ro | 0.0523863 ro | 0.0533748 ro | 0.0543632 ro | 0.0553516 ro | 0.0563400 ro | 0.0573284 ro | 0.0583169 ro | 0.0593053 ro | 0.0602937 ro | 0.0612821 ro | 0.0622706 ro | 0.0632590 ro | 0.0642474 ro | 0.0652358 ro | 0.0662242 ro | 0.0672127 ro | 0.0682011 ro | 0.0691895 ro | 0.0701779 ro | 0.0711663 ro | 0.0721548 ro | 0.0731432 ro | 0.0741316 ro | 0.0751200 ro | 0.0761085 ro | 0.0770969 ro | 0.0780853 ro | 0.0790737 ro | 0.0800621 ro | 0.0810506 ro | 0.0820390 ro | 0.0830274 ro | 0.0840158 ro | 0.0850043 ro | 0.0859927 ro | 0.0869811 ro | 0.0879695 ro | 0.0889579 ro | 0.0899464 ro | 0.0909348 ro | 0.0919232 ro | 0.0929116 ro | 0.0939000 ro | 0.0948885 ro | 0.0958769 ro | 0.0968653 ro | 0.0978537 ro | 0.0988422 ro |
The centiare is one square metre.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
centiare | ca | = 1 m2 | = 1 m2 | Metric system SI |
centiares | roods | centiares | roods |
---|---|---|---|
1 | = 0.00098842152586866 | 6 | = 0.005930529155212 |
2 | = 0.0019768430517373 | 7 | = 0.0069189506810806 |
3 | = 0.002965264577606 | 8 | = 0.0079073722069493 |
4 | = 0.0039536861034746 | 9 | = 0.008895793732818 |
5 | = 0.0049421076293433 | 10 | = 0.0098842152586866 |
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 | centiares | roods | centiares |
---|---|---|---|
1 | = 1011.7141056 | 6 | = 6070.2846336 |
2 | = 2023.4282112 | 7 | = 7081.9987392 |
3 | = 3035.1423168 | 8 | = 8093.7128448 |
4 | = 4046.8564224 | 9 | = 9105.4269504 |
5 | = 5058.570528 | 10 | = 10117.141056 |
centiares | roods |
---|---|
1 | = 0.0009884 |
1,011.7141056 | = 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 …) |