... predict celestial events. From this knowledge they also developed astrology where they could predict people's futures by their birthdates. Perhaps because of their need for astronomical calculations, they developed advanced mathematics. There is evidence that they used multiplication, division, square and cube roots, algebra and other operations. They also based their number system on the number 60, which led to ... Monarchy, the Greeks experimented with many different forms of government including Tyranny, dictatorship, aristocracy, oligarchy, and democracy. Aristocracy generally means t...

• Word Count: 4738
• Approx Pages: 19
• Grade Level: High School

... would have found the valuable reference material of which he could make good use. Ptolemy studied mathematics to help work in geography and astronomy. Math Contribution Claudius Ptolemy's writings in mathematics on plane and spherical trigonometry remain the basics of trigonometry today. His Geography remained the principal ... to construct a sundial, which involves the projection of points on the celestial sphere. Ptolemy was one of the most influential Greek astronomers and geographers of his time. He was an astronomer, mathematician, and geographer. Ptolemy propounded the geocentric ...

• Word Count: 818
• Approx Pages: 3

... would have found the valuable reference material of which he could make good use. Ptolemy studied mathematics to help work in geography and astronomy. Math Contribution Claudius Ptolemy's writings in mathematics on plane and spherical trigonometry remain the basics of trigonometry today. His Geography remained the principal ... to construct a sundial, which involves the projection of points on the celestial sphere. Ptolemy was one of the most influential Greek astronomers and geographers of his time. He was an astronomer, mathematician, and geographer. Ptolemy propounded the geocentric ...

• Word Count: 818
• Approx Pages: 3