23 m squared
13.5 ft
because of fertile region
Yes.
I am sure that it is Savanna
Arrowheads can vary in age depending on the region and cultural context in which they were used. Some arrowheads can be thousands of years old, dating back to ancient civilizations, while others may be more recent. To determine the age of an arrowhead, archaeological methods such as radiocarbon dating or stratigraphic analysis can be used.
A triangular-shaped land area is often referred to as a "triangle" or "triangular plot." In geographic terms, it can also be called a "triangular territory" or "triangular region." In specific contexts, such as in urban planning or agriculture, it might be labeled as a "triangular lot."
Is brazil in mainly one region
true
True
Yes.
Middle Region
Native Americans created arrowheads thousands of years ago, with evidence of their use dating back to prehistoric times. The specific timeline varies by region and culture, but arrowheads have been found in archaeological sites dating from around 10,000 BCE to the historic period. These tools were essential for hunting and warfare, showcasing the ingenuity and resourcefulness of indigenous peoples.