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数学I 2次関数の符号(3)
Author:
田畑吉栄
GeoGebra
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standingwave-reflection-fixed
正１７角形 作図 regular 17-gon
円の伸開線
sine-wave
standingwave
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スーパームーン
接線の作図（自動正解判定）
Answer Applet to G_chusuken_com's "三角形の回転"
長方形の紙を折る
星形
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Rhombus
Polygons
Complex Numbers
Numbers
Terms