WebAnother formula to find the circumference is if you have the diameter you divide the diameter by 2 and you get the radius. Once you have the radius you times the radius by … WebEratosthenes of Cyrene (/ ɛr ə ˈ t ɒ s θ ə n iː z /; Greek: Ἐρατοσθένης [eratostʰénɛːs]; c. 276 BC – c. 195/194 BC) was a Greek polymath: a mathematician, geographer, poet, astronomer, and music theorist.He was a man of learning, becoming the chief librarian at the Library of Alexandria.His work is comparable to what is now known as the study of …
How Long Is the Great Wall of China? Half the Equator!
WebOct 22, 2024 · Well, we believe that the unit of the "stadium" was about 0.15 km. This means that Eratosthenes estimated the circumference of the Earth to be about 40,000 … WebApr 11, 2024 · IntroductionAlthough waist-to-height ratio (WHtR) has established association with cardiometabolic disease, the trend of changes in elevated WHtR among general population have not been examined adequately.MethodsThis study examined the prevalence of elevated WHtR and waist circumference (WC) and their trends over time … onvz tandfit b
Australia
WebCircumference of the Earth at the Equator = 40,000 kilometers Time to complete one Rotation = 24 hours. Speed of Rotation = Distance/Time = 40,000 km / 24 hr = 1670 km/hr. The speed of revolution around the Sun is even larger: ... During the First World War, British and German naval forces engaged in a battle off the Falkland Islands in the ... WebJan 31, 2024 · The horizon at sea level is approximately 4.5 km. To calculate it, follow these steps: Assume the height of your eyes to be h = 1.6 m. Build a right triangle with hypotenuse r + h (where r is Earth's radius) and a cathetus r. Calculate the last cathetus with Pythagora's theorem: the result is the distance to the horizon: a = √[(r + h)² - r²] WebOn this page. Australia is the planet's sixth largest country after Russia, Canada, China, the USA, and Brazil. At 7 692 024 km 2, it accounts for just five percent of the world's land area of 149 450 000 km 2, and although it is the smallest continental land mass, it is the world's largest island. For more information visit The World Factbook. iot hsm