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橢圓內的光線反射 獻給聰哥
Author:
宋政蒲
Topic:
Ellipse
,
Reflection
橢圓內的光線反射
GeoGebra
New Resources
畫出對稱圖形
四邉形 (四年級) 教師版
【案例】2013年安徽高考15题
三位數除以一位數（一）
拼砌四邊形
Discover Resources
範例
二次函數圖形的描繪
Quiz on Rectangular Coordinates (2) 直角坐標測驗2
翰林B4習p85_10
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Discover Topics
Trigonometry
Interest Calculation
Intersection
Trapezoid
Tangent Function