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離心率による２次曲線の変化
Author:
嶋津恒彦
GeoGebra
New Resources
対数螺旋
円の伸開線
二次曲線と離心率
接点の作る円は内接円
正１７角形 作図 regular 17-gon
Discover Resources
icosahedron
ニュートン外接四角形
図形2
円の伸開線ver2
外心 のコピー
Discover Topics
Polynomial Functions
Pythagoras or Pythagorean Theorem
Statistical Characteristics
Hypergeometric Distribution
Conic Sections