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GeoGebra Lesson
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GeoGebra Lesson
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五位數
Author:
whtong
GeoGebra
New Resources
世界平面地圖 (Codex╱2026.10.07)
美國國旗 (Codex 版)
Nested spiral octagon
算柱 (兩位數)
畫出對稱圖形
Discover Resources
百分數（小學）：折扣 / 賺賠（Java 版）
百分數：折扣、盈利與虧損
基础知识
少了一個質數One less prime number
S3 WS4.3 Q02(3D圖)
Discover Topics
Trigonometric Functions
Quadrilaterals
Intersection
Expected Value
Curve Sketching