"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.
A "ken" is not a widely recognized unit of measurement in modern systems. However, the term "ken" is more commonly used as a noun or verb in English and has a different meaning.
As a noun, "ken" refers to one's range of sight, perception, or understanding. For example, you might say, "Beyond my ken," to mean something is beyond your understanding or knowledge.
As a verb, "ken" means to understand, perceive, or know. For instance, you might use it in a sentence like, "I cannot ken the complexity of this issue."
In these contexts, "ken" is used to describe one's ability to perceive or comprehend something, rather than a unit of measurement. If you have a specific context in which "ken" is being used as a unit of measurement, please provide more details, and I'll do my best to assist you further.