Centrale des maths - centraledesmaths.uregina.ca
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 Sujet: arches
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 Archimedes' formula for parabolic arches 2009-01-23 La pose la question :Use calculus to verify Archimedes' formula for y=9-x^2. Prove Archimedes' formula for a general parabolic arch.Harley Weston lui répond. A fountain of water jets forms parabolic arches 2006-05-03 Jennifer pose la question :Let's say in you have a fountain and the water jets form parabolic arches. The center of the fountain, being the origin of the coordinate system, it is elevated 5 feet off the ground, . The equation formed the water arch is y= -x2+4x, what is the radius of the basin needed to catch the water at ground level?Stephen La Rocque lui répond. Bridges and parabolas 2000-11-18 Lauren pose la question :My name is Lauren, and Im a secondary school student in Ontario. For my gr11 advanced math class I have to find out how and why parabolics are used in arch bridges and write 3 paragraphs on it. People who cohse satelites and whatnot are lucky - I've found a ton of info, but for arch bridges there seems to be nothing.Harley Weston lui répond.

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