Answer:
Explanation: Archimedes is especially important for his discovery of the relation between the surface and volume of a sphere and its circumscribing cylinder. He is known for his formulation of a hydrostatic principle (known as Archimedes' principle) and a device for raising water, still used, known as the Archimedes screw.
Answer:
The main way in which the Iroquois Confederacy was like the US government was that both were made up of representatives from groups that originally considered themselves to be separate nations. The Iroquois Confederacy was made up of the Five Nations while the US government was made up of (originally) the 13 states.
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Answer:
It is D, there were six people's republics.