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 exameter | 1.0 × 10-33 Em2 | 2.0 × 10-33 Em2 | 3.0 × 10-33 Em2 | 4.0 × 10-33 Em2 | 5.0 × 10-33 Em2 | 6.0 × 10-33 Em2 | 7.0 × 10-33 Em2 | 8.0 × 10-33 Em2 | 9.0 × 10-33 Em2 | 1.0 × 10-32 Em2 | 1.1 × 10-32 Em2 | 1.2 × 10-32 Em2 | 1.3 × 10-32 Em2 | 1.4 × 10-32 Em2 | 1.5 × 10-32 Em2 | 1.6 × 10-32 Em2 | 1.7 × 10-32 Em2 | 1.8 × 10-32 Em2 | 1.9 × 10-32 Em2 | 2.0 × 10-32 Em2 | 2.1 × 10-32 Em2 | 2.2 × 10-32 Em2 | 2.3 × 10-32 Em2 | 2.4 × 10-32 Em2 | 2.5 × 10-32 Em2 | 2.6 × 10-32 Em2 | 2.7 × 10-32 Em2 | 2.8 × 10-32 Em2 | 2.9 × 10-32 Em2 | 3.0 × 10-32 Em2 | 3.1 × 10-32 Em2 | 3.2 × 10-32 Em2 | 3.3 × 10-32 Em2 | 3.4 × 10-32 Em2 | 3.5 × 10-32 Em2 | 3.6 × 10-32 Em2 | 3.7 × 10-32 Em2 | 3.8 × 10-32 Em2 | 3.9 × 10-32 Em2 | 4.0 × 10-32 Em2 | 4.1 × 10-32 Em2 | 4.2 × 10-32 Em2 | 4.3 × 10-32 Em2 | 4.4 × 10-32 Em2 | 4.5 × 10-32 Em2 | 4.6 × 10-32 Em2 | 4.7 × 10-32 Em2 | 4.8 × 10-32 Em2 | 4.9 × 10-32 Em2 | 5.0 × 10-32 Em2 | 5.1 × 10-32 Em2 | 5.2 × 10-32 Em2 | 5.3 × 10-32 Em2 | 5.4 × 10-32 Em2 | 5.5 × 10-32 Em2 | 5.6 × 10-32 Em2 | 5.7 × 10-32 Em2 | 5.8 × 10-32 Em2 | 5.9 × 10-32 Em2 | 6.0 × 10-32 Em2 | 6.1 × 10-32 Em2 | 6.2 × 10-32 Em2 | 6.3 × 10-32 Em2 | 6.4 × 10-32 Em2 | 6.5 × 10-32 Em2 | 6.6 × 10-32 Em2 | 6.7 × 10-32 Em2 | 6.8 × 10-32 Em2 | 6.9 × 10-32 Em2 | 7.0 × 10-32 Em2 | 7.1 × 10-32 Em2 | 7.2 × 10-32 Em2 | 7.3 × 10-32 Em2 | 7.4 × 10-32 Em2 | 7.5 × 10-32 Em2 | 7.6 × 10-32 Em2 | 7.7 × 10-32 Em2 | 7.8 × 10-32 Em2 | 7.9 × 10-32 Em2 | 8.0 × 10-32 Em2 | 8.1 × 10-32 Em2 | 8.2 × 10-32 Em2 | 8.3 × 10-32 Em2 | 8.4 × 10-32 Em2 | 8.5 × 10-32 Em2 | 8.6 × 10-32 Em2 | 8.7 × 10-32 Em2 | 8.8 × 10-32 Em2 | 8.9 × 10-32 Em2 | 9.0 × 10-32 Em2 | 9.1 × 10-32 Em2 | 9.2 × 10-32 Em2 | 9.3 × 10-32 Em2 | 9.4 × 10-32 Em2 | 9.5 × 10-32 Em2 | 9.6 × 10-32 Em2 | 9.7 × 10-32 Em2 | 9.8 × 10-32 Em2 | 9.9 × 10-32 Em2 | 1.0 × 10-31 Em2 |
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 exameters | decares | square exameters |
---|---|---|---|
1 | = 1.0E-33 | 6 | = 6.0E-33 |
2 | = 2.0E-33 | 7 | = 7.0E-33 |
3 | = 3.0E-33 | 8 | = 8.0E-33 |
4 | = 4.0E-33 | 9 | = 9.0E-33 |
5 | = 5.0E-33 | 10 | = 1.0E-32 |
Square exametre or Square exameter is a SI prefixes applied unit of area, symbol Em2, is a multiple of the of SI prefixes (exa) used with the metre.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
square exameter | Em2 | ≡ 1 Em × 1 Em ≡ 1018 m × 1018 m | = 1036 m2 | Metric system SI |
square exameters | decares | square exameters | decares |
---|---|---|---|
1 | = 1.0E+33 | 6 | = 6.0E+33 |
2 | = 2.0E+33 | 7 | = 7.0E+33 |
3 | = 3.0E+33 | 8 | = 8.0E+33 |
4 | = 4.0E+33 | 9 | = 9.0E+33 |
5 | = 5.0E+33 | 10 | = 1.0E+34 |
decares | square exameters |
---|---|
1 | = 1.0 × 10-33 |
1.0 × 1033 | = 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 …) |