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Tangent from an external point
Author:
jaycheung2016plk
GeoGebra
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