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.
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.
| Ares | Square Decimeters |
|---|---|
0
a
|
0
dm²
|
1
a
|
10000
dm²
|
2
a
|
20000
dm²
|
3
a
|
30000
dm²
|
4
a
|
40000
dm²
|
5
a
|
50000
dm²
|
6
a
|
60000
dm²
|
7
a
|
70000
dm²
|
8
a
|
80000
dm²
|
9
a
|
90000
dm²
|
10
a
|
100000
dm²
|
11
a
|
110000
dm²
|
12
a
|
120000
dm²
|
13
a
|
130000
dm²
|
14
a
|
140000
dm²
|
15
a
|
150000
dm²
|
16
a
|
160000
dm²
|
17
a
|
170000
dm²
|
18
a
|
180000
dm²
|
19
a
|
190000
dm²
|
20
a
|
200000
dm²
|
21
a
|
210000
dm²
|
22
a
|
220000
dm²
|
23
a
|
230000
dm²
|
24
a
|
240000
dm²
|
25
a
|
250000
dm²
|
26
a
|
260000
dm²
|
27
a
|
270000
dm²
|
28
a
|
280000
dm²
|
29
a
|
290000
dm²
|
30
a
|
300000
dm²
|
31
a
|
310000
dm²
|
32
a
|
320000
dm²
|
33
a
|
330000
dm²
|
34
a
|
340000
dm²
|
35
a
|
350000
dm²
|
36
a
|
360000
dm²
|
37
a
|
370000
dm²
|
38
a
|
380000
dm²
|
39
a
|
390000
dm²
|
40
a
|
400000
dm²
|
41
a
|
410000
dm²
|
42
a
|
420000
dm²
|
43
a
|
430000
dm²
|
44
a
|
440000
dm²
|
45
a
|
450000
dm²
|
46
a
|
460000
dm²
|
47
a
|
470000
dm²
|
48
a
|
480000
dm²
|
49
a
|
490000
dm²
|
50
a
|
500000
dm²
|
51
a
|
510000
dm²
|
52
a
|
520000
dm²
|
53
a
|
530000
dm²
|
54
a
|
540000
dm²
|
55
a
|
550000
dm²
|
56
a
|
560000
dm²
|
57
a
|
570000
dm²
|
58
a
|
580000
dm²
|
59
a
|
590000
dm²
|
60
a
|
600000
dm²
|
61
a
|
610000
dm²
|
62
a
|
620000
dm²
|
63
a
|
630000
dm²
|
64
a
|
640000
dm²
|
65
a
|
650000
dm²
|
66
a
|
660000
dm²
|
67
a
|
670000
dm²
|
68
a
|
680000
dm²
|
69
a
|
690000
dm²
|
70
a
|
700000
dm²
|
71
a
|
710000
dm²
|
72
a
|
720000
dm²
|
73
a
|
730000
dm²
|
74
a
|
740000
dm²
|
75
a
|
750000
dm²
|
76
a
|
760000
dm²
|
77
a
|
770000
dm²
|
78
a
|
780000
dm²
|
79
a
|
790000
dm²
|
80
a
|
800000
dm²
|
81
a
|
810000
dm²
|
82
a
|
820000
dm²
|
83
a
|
830000
dm²
|
84
a
|
840000
dm²
|
85
a
|
850000
dm²
|
86
a
|
860000
dm²
|
87
a
|
870000
dm²
|
88
a
|
880000
dm²
|
89
a
|
890000
dm²
|
90
a
|
900000
dm²
|
91
a
|
910000
dm²
|
92
a
|
920000
dm²
|
93
a
|
930000
dm²
|
94
a
|
940000
dm²
|
95
a
|
950000
dm²
|
96
a
|
960000
dm²
|
97
a
|
970000
dm²
|
98
a
|
980000
dm²
|
99
a
|
990000
dm²
|
100
a
|
1000000
dm²
|
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