decare | 1 Da | 2 Da | 3 Da | 4 Da | 5 Da | 6 Da | 7 Da | 8 Da | 9 Da | 10 Da | 11 Da | 12 Da | 13 Da | 14 Da | 15 Da | 16 Da | 17 Da | 18 Da | 19 Da | 20 Da | 21 Da | 22 Da | 23 Da | 24 Da | 25 Da | 26 Da | 27 Da | 28 Da | 29 Da | 30 Da | 31 Da | 32 Da | 33 Da | 34 Da | 35 Da | 36 Da | 37 Da | 38 Da | 39 Da | 40 Da | 41 Da | 42 Da | 43 Da | 44 Da | 45 Da | 46 Da | 47 Da | 48 Da | 49 Da | 50 Da | 51 Da | 52 Da | 53 Da | 54 Da | 55 Da | 56 Da | 57 Da | 58 Da | 59 Da | 60 Da | 61 Da | 62 Da | 63 Da | 64 Da | 65 Da | 66 Da | 67 Da | 68 Da | 69 Da | 70 Da | 71 Da | 72 Da | 73 Da | 74 Da | 75 Da | 76 Da | 77 Da | 78 Da | 79 Da | 80 Da | 81 Da | 82 Da | 83 Da | 84 Da | 85 Da | 86 Da | 87 Da | 88 Da | 89 Da | 90 Da | 91 Da | 92 Da | 93 Da | 94 Da | 95 Da | 96 Da | 97 Da | 98 Da | 99 Da | 100 Da |
square inch | 1,550,003.1000062 sq in | 3,100,006.2000124 sq in | 4,650,009.3000186 sq in | 6,200,012.4000248 sq in | 7,750,015.500031 sq in | 9,300,018.6000372 sq in | 10,850,021.700043 sq in | 12,400,024.80005 sq in | 13,950,027.900056 sq in | 15,500,031.000062 sq in | 17,050,034.100068 sq in | 18,600,037.200074 sq in | 20,150,040.300081 sq in | 21,700,043.400087 sq in | 23,250,046.500093 sq in | 24,800,049.600099 sq in | 26,350,052.700105 sq in | 27,900,055.800112 sq in | 29,450,058.900118 sq in | 31,000,062.000124 sq in | 32,550,065.10013 sq in | 34,100,068.200136 sq in | 35,650,071.300143 sq in | 37,200,074.400149 sq in | 38,750,077.500155 sq in | 40,300,080.600161 sq in | 41,850,083.700167 sq in | 43,400,086.800174 sq in | 44,950,089.90018 sq in | 46,500,093.000186 sq in | 48,050,096.100192 sq in | 49,600,099.200198 sq in | 51,150,102.300205 sq in | 52,700,105.400211 sq in | 54,250,108.500217 sq in | 55,800,111.600223 sq in | 57,350,114.700229 sq in | 58,900,117.800236 sq in | 60,450,120.900242 sq in | 62,000,124.000248 sq in | 63,550,127.100254 sq in | 65,100,130.20026 sq in | 66,650,133.300267 sq in | 68,200,136.400273 sq in | 69,750,139.500279 sq in | 71,300,142.600285 sq in | 72,850,145.700291 sq in | 74,400,148.800298 sq in | 75,950,151.900304 sq in | 77,500,155.00031 sq in | 79,050,158.100316 sq in | 80,600,161.200322 sq in | 82,150,164.300329 sq in | 83,700,167.400335 sq in | 85,250,170.500341 sq in | 86,800,173.600347 sq in | 88,350,176.700353 sq in | 89,900,179.80036 sq in | 91,450,182.900366 sq in | 93,000,186.000372 sq in | 94,550,189.100378 sq in | 96,100,192.200384 sq in | 97,650,195.300391 sq in | 99,200,198.400397 sq in | 100,750,201.5004 sq in | 102,300,204.60041 sq in | 103,850,207.70042 sq in | 105,400,210.80042 sq in | 106,950,213.90043 sq in | 108,500,217.00043 sq in | 110,050,220.10044 sq in | 111,600,223.20045 sq in | 113,150,226.30045 sq in | 114,700,229.40046 sq in | 116,250,232.50047 sq in | 117,800,235.60047 sq in | 119,350,238.70048 sq in | 120,900,241.80048 sq in | 122,450,244.90049 sq in | 124,000,248.0005 sq in | 125,550,251.1005 sq in | 127,100,254.20051 sq in | 128,650,257.30051 sq in | 130,200,260.40052 sq in | 131,750,263.50053 sq in | 133,300,266.60053 sq in | 134,850,269.70054 sq in | 136,400,272.80055 sq in | 137,950,275.90055 sq in | 139,500,279.00056 sq in | 141,050,282.10056 sq in | 142,600,285.20057 sq in | 144,150,288.30058 sq in | 145,700,291.40058 sq in | 147,250,294.50059 sq in | 148,800,297.6006 sq in | 150,350,300.7006 sq in | 151,900,303.80061 sq in | 153,450,306.90061 sq in | 155,000,310.00062 sq in |
The decare (/ˈdɛkɑːr/ or /ˈdɛkɛər/) is derived from deca and are, and is equal to 10 ares or 1000 square metres. It is used in Norway and in the former Ottoman areas of the Middle East and the Balkans (Bulgaria) as a measure of land area. Instead of the name "decare", the names of traditional land measures are usually used, redefined as one decare:
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
decare | Da | ≡ 1000 m2 | ≡ 1000 m2 | Metric system SI |
decares | square inches | decares | square inches |
---|---|---|---|
1 | ≡ 1550003.1000062 | 6 | ≡ 9300018.6000372 |
2 | ≡ 3100006.2000124 | 7 | ≡ 10850021.700043 |
3 | ≡ 4650009.3000186 | 8 | ≡ 12400024.80005 |
4 | ≡ 6200012.4000248 | 9 | ≡ 13950027.900056 |
5 | ≡ 7750015.500031 | 10 | ≡ 15500031.000062 |
A square inch (plural: square inches) is a unit of area, equal to the area of a square with sides of one inch.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
square inch | sq in | ≡ 1 in × 1 in | ≡ 6.4516×10−4 m2 | Imperial/US |
square inches | decares | square inches | decares |
---|---|---|---|
1 | ≡ 6.4516E-7 | 6 | ≡ 3.87096E-6 |
2 | ≡ 1.29032E-6 | 7 | ≡ 4.51612E-6 |
3 | ≡ 1.93548E-6 | 8 | ≡ 5.16128E-6 |
4 | ≡ 2.58064E-6 | 9 | ≡ 5.80644E-6 |
5 | ≡ 3.2258E-6 | 10 | ≡ 6.4516E-6 |
decares | square inches |
---|---|
1 | ≡ 1,550,003.1000062 |
6.4516 × 10-7 | ≡ 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 …) |