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- Contributed By: Carole Dording
(one review on 2010-12-14)
Figure permettant de visualiser le fait que les côtés des triangles rectangles ayant un angle aigu en commun ont des longueurs proportionnelles. *This Resource is Copied from a First-Steps Trace* Coming from trace [Traces.cosinus (geolabo)] which mentioned 1 constructions. - Geometry system: [Softwares.Geolabo]. - Country: fr - Educational level: 4e - Main topic: Trigonometry - Other themestriangle rectangle, cosinus, proportionnalité
Navigate to This External Web Link:
http://www.bibmath.net/geolabo/geotheque/enseignement/cosinus.php3
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