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reverse_03
Author:
早苗雅史
GeoGebra
New Resources
sine-wave
平均変化率
standingwave-reflection-free
カージオイド
サイクロイド
Discover Resources
惑星の楕円運動 Oval movement in Planets
相加平均と相乗平均
楕円の外接六角形!
プトレミーの定理
面をたたむ・転がす
Discover Topics
Tangent Function
Cone
Fractions
Solids or 3D Shapes
Arithmetic Mean