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固定周界的長方形面積變化
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Perimeter
,
Square
GeoGebra
New Resources
兩位數除以一位數（一）
兩組對邊相等和有直角的四邊形
【案例】2018年全国1卷理科12题
判斷球體
【案例】圆柱体内放置一个大球六个小球
Discover Resources
繪製一次函數圖形
弧度制的意义
Pappus古定理證明
餘角
頂、棱與面
Discover Topics
Percentages
Sphere
Unit Circle
Mathematics
Hypothesis Testing