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正n邊形內接縮小正n邊形
Author:
許清惟
GeoGebra
New Resources
異分母分數減法
【案例】2013年安徽高考15题
球体的体积推导
【案例】2018年全国1卷理科12题
四邊形的特性
Discover Resources
方格紙上畫正方形1
代數運算：外心座標
教學資源P1~6
exp. functions
文繞圖1
Discover Topics
Arithmetic Operations
Hypergeometric Distribution
Inequalities
Isosceles Triangles
Complex Numbers