Which hellenistic inventor and mathematician experimented with levers, created a machine for raising and transporting water, and determined formulas calculating the surface area and volume of a sphere? a. eratosthenes b. pythagoras c. aristotle d. archimedes

What event ensured england safe passage to colonize north america? a) many englishmen desired more religious freedom than the king allowed.b) england's government decided to take advantage of america's wealth of resources.c) england's defeat of the spanish armada in 1588 opened up the seaways.d) cabot claimed the north atlantic coast for england in 1497.