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王宏銘Proof93
Author:
郭亮偉
GeoGebra
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異分母分數減法
兩位數加法
三位數除以一位數（二）
兩組對邊相等和有直角的四邊形
兩組對邊相等的四邊形
Discover Resources
平移旋轉
三角形
柱體
賺賠：例1的副本
"拈" 類遊戲之一-搶21遊戲 The 21 game
Discover Topics
Definite Integral
Interest Calculation
Root
Quadratic Equations
Similar Triangles