Answer:
A
Explanation:
Archimedes systematized the design of simple machines and the study of their functions and developed a rigorous theory of levers and the kinematics of the screw. His works contain a set of concrete principles upon which mechanics could be developed as a science using mathematics and reason.
The first calculation of π(pi) was done by Archimedes of Syracuse (287–212 BC), one of the greatest mathematicians of the ancient world.
I believe that it would be the second one, Pharaohs.
Answer:
A very lamentable fact about everyday life in South Africa is that the crime rate is exceptionally high, both in regards to petty crimes, such as theft, and more serious felonies, including acts of violence and sexual assault. Some of the causes and roots of this large burden for South African society are more straightforward than others. (Credits to: www.internations.org)
World War II transformed the United States from a midlevel global power to the leader of the “free world.” With this rapid rise in power and influence, the United States had to take on new responsibilities, signaling the beginning of the "American era."
