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Author:
Lee Chun Ming
New Resources
找出對稱軸
三位數除以一位數（一）
算柱 (兩位數)
GeoGebra笔记功能体验课件
錐體建築師
Discover Resources
平行四邊形面積
與三個半圓相切之圓的填滿
橢圓規Ellipsograph (Trammel of Archimedes)
P6_生趣課_繡曲線
一半模型归纳
Discover Topics
Tree Diagrams
Inequalities
Mode
Line Segment
Arithmetic Operations