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一线三直角模型证全等
Author:
陈宜红
Topic:
Constructions
,
Triangles
GeoGebra
New Resources
圓的基本性質
双心四边形
正方形雪花图案
科氏力 (Coriolis Force)
斐波那契螺旋弧线（表格法-可动态调节）
Discover Resources
圓錐曲線
Probability(概率）
分數乘法的副本
GeoGebra绘制成绩分布条形图
parabola 抛物线方程求解
Discover Topics
Derivative
Arithmetic Operations
Vectors 2D (Two-Dimensional)
Equilateral Triangles
Subtraction