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問62
Author:
嶋津恒彦
GeoGebra
New Resources
正17角形 作図 regular 17-gon
接点の作る円は内接円
コイン投げと樹形図
小テスト
standingwave-plus
Discover Resources
五角形の内角の和
舟形多円錐図法
M_kindai_2017A_01_03
点を閉じ込める、点を締め出す
テスト解説20191018
Discover Topics
Fractions
Inequalities
Geometric Mean
Parametric Curves
Definite Integral