• mm²   a
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Rounding Mode:

The square millimeter may seem minuscule, but it’s a vital unit of measurement in various fields. In high-precision industries like watchmaking and microelectronics, square millimeters are instrumental in crafting intricate components, where even a single square millimeter can influence the overall function and efficiency of a device. Moreover, its significance extends to medical applications, such as understanding cell cultures or calculating drug delivery dosages where precision is key.

Interestingly, square millimeters also play a role in meteorology, particularly in measuring rainfall. The term “millimeter of rain” essentially refers to millimeters of surface coverage on a specified area. Therefore, a single millimeter of rainfall translates to a square millimeter of water over each square millimeter of land, highlighting its crucial role in our understanding of weather patterns and hydrology.

Did you know?

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.

> Millimeters² to Ares Conversion Table

Square Millimeters Ares
0 mm² 0 a
100 mm² 0.000001 a
200 mm² 0.000002 a
300 mm² 0.000003 a
400 mm² 0.000004 a
500 mm² 0.000005 a
600 mm² 0.000006 a
700 mm² 0.000007 a
800 mm² 0.000008 a
900 mm² 0.000009 a
1000 mm² 0.00001 a
1100 mm² 0.000011 a
1200 mm² 0.000012 a
1300 mm² 0.000013 a
1400 mm² 0.000014 a
1500 mm² 0.000015 a
1600 mm² 0.000016 a
1700 mm² 0.000017 a
1800 mm² 0.000018 a
1900 mm² 0.000019 a
2000 mm² 0.00002 a
2100 mm² 0.000021 a
2200 mm² 0.000022 a
2300 mm² 0.000023 a
2400 mm² 0.000024 a
2500 mm² 0.000025 a
2600 mm² 0.000026 a
2700 mm² 0.000027 a
2800 mm² 0.000028 a
2900 mm² 0.000029 a
3000 mm² 0.00003 a
3100 mm² 0.000031 a
3200 mm² 0.000032 a
3300 mm² 0.000033 a
3400 mm² 0.000034 a
3500 mm² 0.000035 a
3600 mm² 0.000036 a
3700 mm² 0.000037 a
3800 mm² 0.000038 a
3900 mm² 0.000039 a
4000 mm² 0.00004 a
4100 mm² 0.000041 a
4200 mm² 0.000042 a
4300 mm² 0.000043 a
4400 mm² 0.000044 a
4500 mm² 0.000045 a
4600 mm² 0.000046 a
4700 mm² 0.000047 a
4800 mm² 0.000048 a
4900 mm² 0.000049 a
5000 mm² 0.00005 a
5100 mm² 0.000051 a
5200 mm² 0.000052 a
5300 mm² 0.000053 a
5400 mm² 0.000054 a
5500 mm² 0.000055 a
5600 mm² 0.000056 a
5700 mm² 0.000057 a
5800 mm² 0.000058 a
5900 mm² 0.000059 a
6000 mm² 0.00006 a
6100 mm² 0.000061 a
6200 mm² 0.000062 a
6300 mm² 0.000063 a
6400 mm² 0.000064 a
6500 mm² 0.000065 a
6600 mm² 0.000066 a
6700 mm² 0.000067 a
6800 mm² 0.000068 a
6900 mm² 0.000069 a
7000 mm² 0.00007 a
7100 mm² 0.000071 a
7200 mm² 0.000072 a
7300 mm² 0.000073 a
7400 mm² 0.000074 a
7500 mm² 0.000075 a
7600 mm² 0.000076 a
7700 mm² 0.000077 a
7800 mm² 0.000078 a
7900 mm² 0.000079 a
8000 mm² 0.00008 a
8100 mm² 0.000081 a
8200 mm² 0.000082 a
8300 mm² 0.000083 a
8400 mm² 0.000084 a
8500 mm² 0.000085 a
8600 mm² 0.000086 a
8700 mm² 0.000087 a
8800 mm² 0.000088 a
8900 mm² 0.000089 a
9000 mm² 0.00009 a
9100 mm² 0.000091 a
9200 mm² 0.000092 a
9300 mm² 0.000093 a
9400 mm² 0.000094 a
9500 mm² 0.000095 a
9600 mm² 0.000096 a
9700 mm² 0.000097 a
9800 mm² 0.000098 a
9900 mm² 0.000099 a
10000 mm² 0.0001 a