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四則
Author:
周錦鋒
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
四邊形的特性
第八周作业
球体的体积推导（优化版）
GeoGebra笔记功能体验课件
Discover Resources
Addition / Subtraction of 3 Directed Numbers
version 1
實數相乘相加的幾何意義(數線上)
生长的海螺
分数减法 Fraction Subtraction
Discover Topics
Quadratic Functions
Translation
Hypergeometric Distribution
Cuboid
Planes