Golden ratio

トピック:幾何

In Euclid's Elements, there is an elegant way to divide any segment into golden ratio by straightedge and compass. You can press the "play" button to see the step-by-step construction.

新しい教材

Rose Curve
Hyperbolic Paraboloid
Rolling Circles and Polygons
Random Polar Curve (3)
Some random function

教材を発見

Exercice : section d'un pavé droit
Tangent Segments
sin그래프 연습
Simon's Shape
Копие на Успоредни прави.

トピックを見つける

二次曲線
二次関数
分数
代数
対称性