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GeoGebra Lesson
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GeoGebra Lesson
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周界和面積
Author:
Tse Sir
GeoGebra
New Resources
Fibonacci Clock
sanjiaohanshu
算柱 (兩位數)
近似值：有效數字
世界平面地圖 (Codex╱2026.10.07)
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Activity 3
平行線法
Copy of 分數認識
二面角的夹角
Solve ax + b = c | 解方程（樣式： ax + b = c ）
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Angles
Integers
Rhombus
Statistical Characteristics
Linear Equations