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"拈" 類遊戲之一-搶21遊戲 The 21 game
Author:
侯杰材
GeoGebra
New Resources
GeoGebra笔记功能体验课件
兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
三位數除以一位數（一）
兩位數除以一位數（二）
Discover Resources
色彩視覺藝術
科赫雪花 (Koch Snowflake)
基础知识
二面角的副本
与两圆都相切的动圆圆心的轨迹
Discover Topics
Linear Functions
Logarithmic Functions
Similar Triangles
Division
Vectors