The square decimeter is a unit of area that, despite its relatively small size, plays an important role in various practical applications. Particularly popular in educational contexts, it helps students understand the concept of area by bridging the gap between smaller units like square centimeters and larger ones like square meters. One square decimeter is equal to 100 square centimeters, making it an ideal middle ground for measuring surfaces that are neither too small nor too large, such as book covers or tabletops.
The square decimeter’s versatility extends to industries such as printing and textile manufacturing, where precise measurements are critical. Its use can make calculations more straightforward and enhance accuracy in settings where precision is paramount. It’s a unit that elegantly demonstrates the practical balance between metric units of area.
The “are” is a unit of area primarily used in land measurement, notably in countries employing the metric system. Introduced in France in 1795, it represents 100 square meters, making it a practical unit for comparing parcels of land. Interestingly, it’s the base unit for hectares, with one hectare equating to 100 ares or 10,000 square meters. While the are has been largely overshadowed by hectares in commercial and agricultural contexts, it remains a vital unit in some regions for surveying smaller plots. The persistence of the “are” in certain legal and cultural settings highlights how historical units can remain relevant despite broader shifts towards newer measurement systems.
Square Decimeters | Ares |
---|---|
0
dm²
|
0
a
|
1
dm²
|
0.0001
a
|
2
dm²
|
0.0002
a
|
3
dm²
|
0.0003
a
|
4
dm²
|
0.0004
a
|
5
dm²
|
0.0005
a
|
6
dm²
|
0.0006
a
|
7
dm²
|
0.0007
a
|
8
dm²
|
0.0008
a
|
9
dm²
|
0.0009
a
|
10
dm²
|
0.001
a
|
11
dm²
|
0.0011
a
|
12
dm²
|
0.0012
a
|
13
dm²
|
0.0013
a
|
14
dm²
|
0.0014
a
|
15
dm²
|
0.0015
a
|
16
dm²
|
0.0016
a
|
17
dm²
|
0.0017
a
|
18
dm²
|
0.0018
a
|
19
dm²
|
0.0019
a
|
20
dm²
|
0.002
a
|
21
dm²
|
0.0021
a
|
22
dm²
|
0.0022
a
|
23
dm²
|
0.0023
a
|
24
dm²
|
0.0024
a
|
25
dm²
|
0.0025
a
|
26
dm²
|
0.0026
a
|
27
dm²
|
0.0027
a
|
28
dm²
|
0.0028
a
|
29
dm²
|
0.0029
a
|
30
dm²
|
0.003
a
|
31
dm²
|
0.0031
a
|
32
dm²
|
0.0032
a
|
33
dm²
|
0.0033
a
|
34
dm²
|
0.0034
a
|
35
dm²
|
0.0035
a
|
36
dm²
|
0.0036
a
|
37
dm²
|
0.0037
a
|
38
dm²
|
0.0038
a
|
39
dm²
|
0.0039
a
|
40
dm²
|
0.004
a
|
41
dm²
|
0.0041
a
|
42
dm²
|
0.0042
a
|
43
dm²
|
0.0043
a
|
44
dm²
|
0.0044
a
|
45
dm²
|
0.0045
a
|
46
dm²
|
0.0046
a
|
47
dm²
|
0.0047
a
|
48
dm²
|
0.0048
a
|
49
dm²
|
0.0049
a
|
50
dm²
|
0.005
a
|
51
dm²
|
0.0051
a
|
52
dm²
|
0.0052
a
|
53
dm²
|
0.0053
a
|
54
dm²
|
0.0054
a
|
55
dm²
|
0.0055
a
|
56
dm²
|
0.0056
a
|
57
dm²
|
0.0057
a
|
58
dm²
|
0.0058
a
|
59
dm²
|
0.0059
a
|
60
dm²
|
0.006
a
|
61
dm²
|
0.0061
a
|
62
dm²
|
0.0062
a
|
63
dm²
|
0.0063
a
|
64
dm²
|
0.0064
a
|
65
dm²
|
0.0065
a
|
66
dm²
|
0.0066
a
|
67
dm²
|
0.0067
a
|
68
dm²
|
0.0068
a
|
69
dm²
|
0.0069
a
|
70
dm²
|
0.007
a
|
71
dm²
|
0.0071
a
|
72
dm²
|
0.0072
a
|
73
dm²
|
0.0073
a
|
74
dm²
|
0.0074
a
|
75
dm²
|
0.0075
a
|
76
dm²
|
0.0076
a
|
77
dm²
|
0.0077
a
|
78
dm²
|
0.0078
a
|
79
dm²
|
0.0079
a
|
80
dm²
|
0.008
a
|
81
dm²
|
0.0081
a
|
82
dm²
|
0.0082
a
|
83
dm²
|
0.0083
a
|
84
dm²
|
0.0084
a
|
85
dm²
|
0.0085
a
|
86
dm²
|
0.0086
a
|
87
dm²
|
0.0087
a
|
88
dm²
|
0.0088
a
|
89
dm²
|
0.0089
a
|
90
dm²
|
0.009
a
|
91
dm²
|
0.0091
a
|
92
dm²
|
0.0092
a
|
93
dm²
|
0.0093
a
|
94
dm²
|
0.0094
a
|
95
dm²
|
0.0095
a
|
96
dm²
|
0.0096
a
|
97
dm²
|
0.0097
a
|
98
dm²
|
0.0098
a
|
99
dm²
|
0.0099
a
|
100
dm²
|
0.01
a
|
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