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

 
Тип ресурсу
Розробка
Теги
ellipse  folding  hyperbola 
Цільова група (вік)
15 – 18
Мова
English (United Kingdom)