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正20面体(黄金比)
Author:
Bunryu Kamimura
GeoGebra
New Resources
等積変形2
接点の作る円は内接円
サイクロイド
正17角形 作図 regular 17-gon
対数螺旋
Discover Resources
ε-δ論法(収束の定義)
二次元極値問題改訂版
フェルマー点
2円の交点を通る直線と円(円束)
立方体の切断面
Discover Topics
Rational Numbers
Similarity Transformation or Similarity
Median Line
Geometric Distribution
Solids or 3D Shapes