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問55
Author:
嶋津恒彦
GeoGebra
New Resources
正17角形 作図 regular 17-gon 2
対数螺旋
カージオイド
sine-wave
standingwave-reflection
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デカルト
錐、柱、錐台
Ex_2_80_1
回転行列
三平方の定理 証明14
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Random Experiments
Logarithmic Functions
Circle
Percentages
Trapezoid