"Aln" is a unit of length that is used in some parts of Scandinavia, particularly in Sweden and Norway. The term "aln" is derived from the Old Norse word "alinn," which means "forearm." Historically, it was a common unit of measurement for cloth, textiles, and land.
The exact length of an aln could vary by region, but it was generally around 2 Swedish feet or approximately 59.4 centimeters (or about 23.4 inches) in Sweden. In Norway, an aln was somewhat longer, typically around 62.7 centimeters (about 24.7 inches).
The use of the aln as a standard unit of measurement has largely been replaced by the metric system in Scandinavia and most parts of the world, but it may still be referenced in historical or traditional contexts.
"Vara de tarea" is a term that can be translated from Spanish to mean "task pole" or "work pole." In some Spanish-speaking regions, particularly in Mexico and parts of Central America, "vara de tarea" is a traditional unit of length used to measure land.
The length of a "vara de tarea" can vary by region, but it is typically around 4 meters (approximately 13.1 feet) or slightly longer. It was historically used for land measurement, especially in rural and agricultural areas, to define property boundaries and land plots for farming or other tasks.
It's important to note that "vara de tarea" is a localized and regional unit of measurement and may not be widely recognized or used in other Spanish-speaking countries or regions. The use of standardized metric or imperial units is more common in modern times.