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包含除法（整數或分數 ÷ 分數）
Author:
GeoGebra Institute of Hong Kong
New Resources
未命名
埕瑋_幾何證明_p16_實力演練2
错觉平行线
Test
埕瑋_幾何證明_p16_實力演練4
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第二檔
angle
七巧板.ggb
SIN伸縮平移
謝爾冰司機-正方形
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Statistics
Quadrilaterals
Mathematics
Trapezoid
Quadratic Functions
