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P59_２次曲線の焦点の性質
Author:
津嘉山 誠
GeoGebra
New Resources
standingwave
standingwave-reflection
standingwave-plus
コイン投げと樹形図
接点の作る円は内接円
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傍心三角形のオイラー線
三角比の拡張
GeoGebra直線
立体の切断 (切断面のコピー
対数螺旋
Discover Topics
Frequency Distribution
Geometric Transformations
Solids or 3D Shapes
Angles
Cuboid