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winter vacation homework 3
Author:
sungsun0808
GeoGebra
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兩組對邊相等的四邊形
找出對稱軸
算柱 (兩位數)
GeoGebra笔记功能体验课件
【案例】2018年全国1卷理科12题
Discover Resources
平行四邊形中點連線及分角線交點連線形狀
一組物件的幾分之幾
三角恒等式證明
反射變換
算柱