The surface area would be 234
<span>Before 1860, the change that most influenced the lives of native americans on the great plains was the introduction of the horse. Reintroduction of the horses revolutionized entire cultures. It brought a lot of new possibilities of growth, so lots of tribes abandoned a relatively sedentary lifestyle in order to to become horse nomads. Also, the importance of haunting greatly increased for most tribes because ranges were expanded. As a result, a person’s wealth was measured in horses, those who could capture them from an enemy could be in respect with tribes.</span>
Answer:
Eli Whitney popularized the interchangeable parts.
Explanation:
Eli Whitney invented the interchangeable parts theory. This technique affected the design part of a product, by dividing it into elements that would be designed separately by maintaining a series of relationships with each other that allowed them to be assembled in order to obtain the final product. Whitney put it into practice for the manufacture of muskets for the United States military, drawing on similar work that had been done long ago by the French inventor Honore Blanc for the French army. This was the basis of parts production and spare parts.
I think it was the Treaty of Versailles that was created by the League of Nations. I hope this helped! :)