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包含除法（整數或分數 ÷ 分數）
Author:
sing333
,
GeoGebra Institute of Hong Kong
Topic:
Fractions
GeoGebra
New Resources
拼砌四邊形
異分母分數減法
【案例】2013年安徽高考15题
找出對稱軸
算柱 (兩位數)
Discover Resources
cos, sin 與單位圓
拋射問題
angles sum of a triangle 2
GGB研習成果01
angle sum of polygon
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Means
Complex Numbers
Real Numbers
Ratios
Parabola