WebThe actual polar circumference of Earth is just a bit over 40 thousand km (about 24,860 miles). Eratosthenes was a talented mathematician and geographer as well as an astronomer. He made several other important contributions to science. Eratosthenes devised a system of latitude and longitude, and a calendar that included leap years. WebApr 27, 2024 · The Earth 's mean distance from the sun is approximately 150 million kilometers. The Earth's orbit is roughly circular. The circumference of a circle is given …
Earth
WebJan 14, 2024 · Eratosthenes correctly developed a formula for calculating the Earth’s circumference, but his estimate included multiple errors. For example, the ancient Greek unit of measuring length, “stadion”, was based on the circumference of the average Greek stadium, but sports stadiums in Greece had a length of 607 ft while those in Egypt were … Web2 days ago · Earth, third planet from the Sun and the fifth largest planet in the solar system in terms of size and mass. Its single most outstanding feature is that its near-surface … roblox wacky wizards ghost ingredient
How Many Miles Around the Earth? - Universe Today
WebOct 24, 2003 · Uranus – 15,759mi (25,362km) radius; 4x Earth’s size; Neptune – 15,299mi (24,622km) radius; only slightly smaller than Uranus This illustration shows the approximate sizes of the planets relative to … WebAnd so see how simple it was for us to get this. But notice that, according to our modern measurements, the average circumference of the Earth, because it's not a perfect … WebDec 14, 2024 · Substitute this value to the formula for circumference: C = 2 * π * R = 2 * π * 14 = 87.9646 cm. You can also use it to find the area of a circle: A = π * R² = π * 14² = 615.752 cm². Finally, you can find the diameter - it is simply double the radius: D = 2 * R = 2 * 14 = 28 cm. Use our circumference calculator to find the radius when ... roblox wacky wizards how i can get the beans