Convert square millimeter to are

Please provide values below to convert square millimeter [mm^2] to are [a], or Convert are to square millimeter.




How to Convert Square Millimeter to Are

1 mm^2 = 1e-08 a

Example: convert 15 mm^2 to a:
15 mm^2 = 15 × 1e-08 a = 1.5e-07 a


Square Millimeter to Are Conversion Table

square millimeter are

Square Millimeter

A square millimeter (mm²) is a unit of area equal to the area of a square with sides measuring one millimeter.

History/Origin

The square millimeter has been used in scientific and engineering contexts for precise measurement of small areas, especially in fields like electronics and material science, as a subdivision of the metric system established in the 19th century.

Current Use

It is commonly used today in fields such as electronics, manufacturing, and scientific research to measure small surface areas, including the cross-sectional areas of wires and components.


Are

The are is a metric unit of area equal to 100 square meters.

History/Origin

The are was introduced in France in the 19th century as a convenient unit for measuring land area, particularly in agriculture and real estate.

Current Use

The are is still used in some countries for land measurement, especially in real estate and agriculture, but has largely been replaced by the hectare in most contexts.



Convert square millimeter To Other Area Units