Which Ancient Greek Showed Earth Is Round And Calculated Its Circumference?

Which Ancient Greek Showed Earth Is Round And Calculated Its Circumference? 240 B.C. Eratosthenes How did they measure the circumference of the Earth? Eratosthenes sent a man to Syene from Alexandria on foot to measure the distance between Alexandria and Syene. Thus, Eratosthenes measured the distance between the two cities is 800 km. He multiplied

What Was Rene Descartes Contribution To Mathematics?

What Was Rene Descartes Contribution To Mathematics? Descartes’s influence in mathematics is equally apparent; the Cartesian coordinate system was named after him. He is credited as the father of analytic geometry, the bridge between algebra and geometry—used in the discovery of infinitesimal calculus and analysis. What are the contributions of Rene Descartes? René Descartes invented

What Were The Main Achievements Of The Hellenistic Kingdoms?

What Were The Main Achievements Of The Hellenistic Kingdoms? The Hellenistic period saw the rise of New Comedy, Alexandrian poetry, the Septuagint, and the philosophies of Stoicism, Epicureanism, and Pyrrhonism. Greek science was advanced by the works of the mathematician Euclid and the polymath Archimedes. Which of the Hellenistic kingdoms was the most successful? Hellenistic