section | 1 section | 2 section | 3 section | 4 section | 5 section | 6 section | 7 section | 8 section | 9 section | 10 section | 11 section | 12 section | 13 section | 14 section | 15 section | 16 section | 17 section | 18 section | 19 section | 20 section | 21 section | 22 section | 23 section | 24 section | 25 section | 26 section | 27 section | 28 section | 29 section | 30 section | 31 section | 32 section | 33 section | 34 section | 35 section | 36 section | 37 section | 38 section | 39 section | 40 section | 41 section | 42 section | 43 section | 44 section | 45 section | 46 section | 47 section | 48 section | 49 section | 50 section | 51 section | 52 section | 53 section | 54 section | 55 section | 56 section | 57 section | 58 section | 59 section | 60 section | 61 section | 62 section | 63 section | 64 section | 65 section | 66 section | 67 section | 68 section | 69 section | 70 section | 71 section | 72 section | 73 section | 74 section | 75 section | 76 section | 77 section | 78 section | 79 section | 80 section | 81 section | 82 section | 83 section | 84 section | 85 section | 86 section | 87 section | 88 section | 89 section | 90 section | 91 section | 92 section | 93 section | 94 section | 95 section | 96 section | 97 section | 98 section | 99 section | 100 section |
rood | 2 560 ro | 5 120 ro | 7 680 ro | 10 240 ro | 12 800 ro | 15 360 ro | 17 920 ro | 20 480 ro | 23 040 ro | 25 600 ro | 28 160 ro | 30 720 ro | 33 280 ro | 35 840 ro | 38 400 ro | 40 960 ro | 43 520 ro | 46 080 ro | 48 640 ro | 51 200 ro | 53 760 ro | 56 320 ro | 58 880 ro | 61 440 ro | 64 000 ro | 66 560 ro | 69 120 ro | 71 680 ro | 74 240 ro | 76 800 ro | 79 360 ro | 81 920 ro | 84 480 ro | 87 040 ro | 89 600 ro | 92 160 ro | 94 720 ro | 97 280 ro | 99 840 ro | 102 400 ro | 104 960 ro | 107 520 ro | 110 080 ro | 112 640 ro | 115 200 ro | 117 760 ro | 120 320 ro | 122 880 ro | 125 440 ro | 128 000 ro | 130 560 ro | 133 120 ro | 135 680 ro | 138 240 ro | 140 800 ro | 143 360 ro | 145 920 ro | 148 480 ro | 151 040 ro | 153 600 ro | 156 160 ro | 158 720 ro | 161 280 ro | 163 840 ro | 166 400 ro | 168 960 ro | 171 520 ro | 174 080 ro | 176 640 ro | 179 200 ro | 181 760 ro | 184 320 ro | 186 880 ro | 189 440 ro | 192 000 ro | 194 560 ro | 197 120 ro | 199 680 ro | 202 240 ro | 204 800 ro | 207 360 ro | 209 920 ro | 212 480 ro | 215 040 ro | 217 600 ro | 220 160 ro | 222 720 ro | 225 280 ro | 227 840 ro | 230 400 ro | 232 960 ro | 235 520 ro | 238 080 ro | 240 640 ro | 243 200 ro | 245 760 ro | 248 320 ro | 250 880 ro | 253 440 ro | 256 000 ro |
a section is an area nominally one square mile (2.6 square kilometers), containing 640 acres (260 hectares), with 36 sections making up one survey township on a rectangular grid.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
section | ≡ 1 mi × 1 mi | = 2.589988110336×106 m2 | Imperial/US |
sections | roods | sections | roods |
---|---|---|---|
1 | = 2560 | 6 | = 15360 |
2 | = 5120 | 7 | = 17920 |
3 | = 7680 | 8 | = 20480 |
4 | = 10240 | 9 | = 23040 |
5 | = 12800 | 10 | = 25600 |
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 | sections | roods | sections |
---|---|---|---|
1 | = 0.000390625 | 6 | = 0.00234375 |
2 | = 0.00078125 | 7 | = 0.002734375 |
3 | = 0.001171875 | 8 | = 0.003125 |
4 | = 0.0015625 | 9 | = 0.003515625 |
5 | = 0.001953125 | 10 | = 0.00390625 |
sections | roods |
---|---|
1 | = 2 560 |
0.0003906 | = 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 …) |