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Tangent from an external point

Author:jaycheung2016plk

New Resources

  • 【案例】2018年全国1卷理科12题
  • 祖冲之的期望:内棋与外棋
  • 多邊形的面積
  • 球体的体积推导(优化版)
  • 球体的体积推导

Discover Resources

  • 固定面積的圖形的周界變化
  • 拋物線規
  • 三角形的面積
  • 認識GeoGebra--相似三角形
  • 角平分線分點比例

Discover Topics

  • LCM and GCD
  • Histogram
  • Step Functions
  • Vectors
  • Centroid or Barycenter
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