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PR:RQ=2:1
Author:
yoshiyuki ishitsuka
GeoGebra
New Resources
sine-wave
円の伸開線
等積変形2
二次曲線と離心率
対数螺旋
Discover Resources
figure_HS_221
行列の意味
クリア_Clear167
接線 問1
出会いのグラフ（改訂版）
Discover Topics
Quadrilaterals
Prism
Logarithm
Arithmetic Mean
Dilation