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angles sum of a triangle 1

Author:LAM YU SANG

New Resources

  • 兩位數除以一位數(一)
  • GeoGebra笔记功能体验课件
  • 兩組對邊相等和有直角的四邊形
  • 兩位數加法
  • 拼砌四邊形

Discover Resources

  • Properties of Inequalities 不等式的加法與乘法性質
  • 除法Q5
  • 三角形全等的理由 – 題2的副本
  • 二項分佈 的複本
  • 加减法练习

Discover Topics

  • Centroid or Barycenter
  • Binomial Distribution
  • Square
  • LCM and GCD
  • Trapezoid
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