An ellipse or what...?

Beautiful visualization of an ellipse ... and a pantomime hint to the proof... And just a step to get also a hyperbola?

Visit: http://uc.fmf.uni-lj.si/geo/En…0302ElipsaH.htm

Damjan Kobal —

 
教材タイプ
ワークシート
タグ
ellipse  folding  hyperbola 
対象者層（年齢）
15 – 18
言語
English (United Kingdom)
 
 
 
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