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 centimeter | 40,468,564.2 cm2 | 80,937,128.4 cm2 | 121,405,692.6 cm2 | 161,874,256.8 cm2 | 202 342 821 cm2 | 242,811,385.2 cm2 | 283,279,949.4 cm2 | 323,748,513.6 cm2 | 364,217,077.8 cm2 | 404 685 642 cm2 | 445,154,206.2 cm2 | 485,622,770.4 cm2 | 526,091,334.6 cm2 | 566,559,898.8 cm2 | 607 028 463 cm2 | 647,497,027.2 cm2 | 687,965,591.4 cm2 | 728,434,155.6 cm2 | 768,902,719.8 cm2 | 809 371 284 cm2 | 849,839,848.2 cm2 | 890,308,412.4 cm2 | 930,776,976.6 cm2 | 971,245,540.8 cm2 | 1 011 714 105 cm2 | 1,052,182,669.2 cm2 | 1,092,651,233.4 cm2 | 1,133,119,797.6 cm2 | 1,173,588,361.8 cm2 | 1 214 056 926 cm2 | 1,254,525,490.2 cm2 | 1,294,994,054.4 cm2 | 1,335,462,618.6 cm2 | 1,375,931,182.8 cm2 | 1 416 399 747 cm2 | 1,456,868,311.2 cm2 | 1,497,336,875.4 cm2 | 1,537,805,439.6 cm2 | 1,578,274,003.8 cm2 | 1 618 742 568 cm2 | 1,659,211,132.2 cm2 | 1,699,679,696.4 cm2 | 1,740,148,260.6 cm2 | 1,780,616,824.8 cm2 | 1 821 085 389 cm2 | 1,861,553,953.2 cm2 | 1,902,022,517.4 cm2 | 1,942,491,081.6 cm2 | 1,982,959,645.8 cm2 | 2 023 428 210 cm2 | 2,063,896,774.2 cm2 | 2,104,365,338.4 cm2 | 2,144,833,902.6 cm2 | 2,185,302,466.8 cm2 | 2 225 771 031 cm2 | 2,266,239,595.2 cm2 | 2,306,708,159.4 cm2 | 2,347,176,723.6 cm2 | 2,387,645,287.8 cm2 | 2 428 113 852 cm2 | 2,468,582,416.2 cm2 | 2,509,050,980.4 cm2 | 2,549,519,544.6 cm2 | 2,589,988,108.8 cm2 | 2 630 456 673 cm2 | 2,670,925,237.2 cm2 | 2,711,393,801.4 cm2 | 2,751,862,365.6 cm2 | 2,792,330,929.8 cm2 | 2 832 799 494 cm2 | 2,873,268,058.2 cm2 | 2,913,736,622.4 cm2 | 2,954,205,186.6 cm2 | 2,994,673,750.8 cm2 | 3 035 142 315 cm2 | 3,075,610,879.2 cm2 | 3,116,079,443.4 cm2 | 3,156,548,007.6 cm2 | 3,197,016,571.8 cm2 | 3 237 485 136 cm2 | 3,277,953,700.2 cm2 | 3,318,422,264.4 cm2 | 3,358,890,828.6 cm2 | 3,399,359,392.8 cm2 | 3 439 827 957 cm2 | 3,480,296,521.2 cm2 | 3,520,765,085.4 cm2 | 3,561,233,649.6 cm2 | 3,601,702,213.8 cm2 | 3 642 170 778 cm2 | 3,682,639,342.2 cm2 | 3,723,107,906.4 cm2 | 3,763,576,470.6 cm2 | 3,804,045,034.8 cm2 | 3 844 513 599 cm2 | 3,884,982,163.2 cm2 | 3,925,450,727.4 cm2 | 3,965,919,291.6 cm2 | 4,006,387,855.8 cm2 | 4 046 856 420 cm2 |
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 centimeters | acres | square centimeters |
---|---|---|---|
1 | = 40468564.2 | 6 | = 242811385.2 |
2 | = 80937128.4 | 7 | = 283279949.4 |
3 | = 121405692.6 | 8 | = 323748513.6 |
4 | = 161874256.8 | 9 | = 364217077.8 |
5 | = 202342821 | 10 | = 404685642 |
Square centimetre (International spelling as used by the International Bureau of Weights and Measures) or square centimeter (American spelling), symbol cm2, is the SI unit of area or surface area.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
square centimeter | cm2 | ≡ 1 cm × 1 cm | = 10-4 m2 | Metric system SI |
square centimeters | acres | square centimeters | acres |
---|---|---|---|
1 | = 2.4710538161371E-8 | 6 | = 1.4826322896823E-7 |
2 | = 4.9421076322742E-8 | 7 | = 1.729737671296E-7 |
3 | = 7.4131614484114E-8 | 8 | = 1.9768430529097E-7 |
4 | = 9.8842152645485E-8 | 9 | = 2.2239484345234E-7 |
5 | = 1.2355269080686E-7 | 10 | = 2.4710538161371E-7 |
acres | square centimeters |
---|---|
1 | = 40,468,564.2 |
2.4710538161371 × 10-8 | = 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 …) |