<span> large, central granaries, Hindu Kush Mountains, streets planned on a grid</span>
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but one of the main results of the great depression was people losing their jobs and becoming homeless. they also became sick, and many people died.
Because they practiced polygamy. They were tarred and feathered, and were actually ran out of their homes by bands of men on horseback.
Answer:
The study of mathematics as a "demonstrative discipline" begins in the 6th century BC with the Pythagoreans, who coined the term "mathematics" from the ancient Greek μάθημα (mathema), meaning "subject of instruction".[4] Greek mathematics greatly refined the methods (especially through the introduction of deductive reasoning and mathematical rigor in proofs) and expanded the subject matter of mathematics.[5] Although they made virtually no contributions to theoretical mathematics, the ancient Romans used applied mathematics in surveying, structural engineering, mechanical engineering, bookkeeping, creation of lunar and solar calendars, and even arts and crafts
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