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圖一
Author:
wong wai man
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
第八周作业
小数 的副本
兩位數除以一位數（一）
近似值：有效數字
Discover Resources
點之極線定理 / polar of a point theorem
[問題] a² + b² = 1, (c-4)² + (d-2)² = 5，求 ad - bc 最大值？
函數
三角形的面積
正方体展开图的副本
Discover Topics
Integers
Straight Lines
Vectors 3D (Three-Dimensional)
Percentages
Kite