WebConveniently, 7.2 degrees is 1/50th of a full circle ( 50 x 7.2° = 360° ). Eratosthenes understood that if he could determine the distance between Alexandria and Syene, he would merely have to multiply that distance by 50 to find the circumference of Earth! Here's where things get a bit tricky. Web437 Likes, 12 Comments - 퐖퐞퐓퐡퐞퐀퐟퐠퐡퐚퐧퐬 (@wetheafghans) on Instagram: "1,000 years ago during Europe's Dark Ages, the muslim scientist Al-Biruni ...
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WebSep 4, 2024 · It therefore seems reasonable to conclude that the circumference of a circle is about 3.14 times its diameter or 6.28 times its radius. Figure 7.5.3: A regular polygon of 15 sides looks almost like a circle. Theorem 7.5.1. The circumference of a circle is π times its diameter or 2π times its radius, where π is approximately 3.14. WebDec 14, 2024 · Determine the radius of a circle. Let's assume it's equal to 14 cm. Substitute this value to the formula for circumference: C = 2 * π * R = 2 * π * 14 = 87.9646 cm. … business practice ncv level 4
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WebDec 24, 2015 · The equatorial circumference of the Earth is 40,075 km. This is the distance around the equator of the Earth. If you measure the circumference of the … WebJun 8, 2024 · Aristotle not only taught that Earth was spherical but also mentioned early estimates of Earth’s circumference. Mathematicians of his time had estimated Earth’s circumference to be “400,000 stadia”, or 62,880-66,680km (39,000-41,500 miles), depending on how stadia are converted to modern metric units. This value is about … WebMay 2, 2013 · According to this RE chart, a circumference of 20,000km is approximately 3,300km to the north pole. If we put a 20,000km circle on the FE map, using the formula r=C/pi/2, where r is the radius, or distance to the north pole and C is the circumference of the circle, we get approximately 3,200km. Once again, real world distances match FET. business practices in finland