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cosx のグラフ
Author:
kyouko
GeoGebra
New Resources
アステロイド
直線の軌跡
standingwave-reflection-free
sine-wave
正１７角形 作図 regular 17-gon 2
Discover Resources
円周率
正の数と負の数の計算（ベクトル）
３つの円の共通弦
ratio of area(similarity)台形四分割
三角比の拡張 のコピー
Discover Topics
Addition
Optimization Problems
Hyperbola
Logic
Secant Line or Secant