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王宏銘Proof93
Author:
郭亮偉
GeoGebra
New Resources
畫出對稱圖形
兩組對邊相等和有直角的四邊形
兩位數加法
三位數除以一位數（二）
球體建築師
Discover Resources
國中數學題
量度的誤差 Errors in Measurement
教案一
多項式函數
Copy of 折扣 例5
Discover Topics
Histogram
Variance
Rhombus
Pythagoras or Pythagorean Theorem
Upper and Lower Sum or Riemann Sum