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工具:PlaneString
Author:
羅驥韡 (Pegasus Roe)
GeoGebra
New Resources
兩位數加法
祖冲之的期望:内棋与外棋
垂直線的斜率
空间中两直线的位置关系
【案例】2013年安徽高考15题
Discover Resources
用正多邊形面積逼進圓周率
正多邊形各邊中點連線所圍成的圖形v2
同分母分數除法
算幾不等式
圆锥曲线折纸操作题(教材案例)
Discover Topics
Logarithmic Functions
Function Graph
Straight Lines
Calculus
Tangent Line or Tangent