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大12面体
Author:
Bunryu Kamimura
正20面体の中の正五角形から作成。星型多面体。
GeoGebra
New Resources
standingwave-reflection-fixed
斜めドップラー
正17角形 作図 regular 17-gon
平均変化率
正17角形 作図 regular 17-gon 2
Discover Resources
二次関数でカオス2
Circle Art
Bottom Command
Buffon's Needle
Use of the Pythagorean theorem(v2) 三平方の定理
Discover Topics
Equations
Vectors 3D (Three-Dimensional)
Volume
Conic Sections
Right Triangles