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

Square Cross Sections
Exploring Number of Squares on the Diagonal of a Rectangle
רישום חופשי
အခြေခံ data အခေါ်အဝေါ်များ
Parametric surfaces: Sphere

教材を発見

Derivative of a Quadratic (Tangent Line)
Rotations
Congruent Triangles AAS
Make a Linear Function
Eksplorasi Grafik Fungsi Eksponensial

トピックを見つける

回転
中線
微積分
算術演算
三角関数