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橢圓規Ellipsograph (Trammel of Archimedes)
Author:
宋政蒲
Topic:
Constructions
,
Ellipse
GeoGebra
New Resources
sanjiaohanshu
找出對稱軸
兩位數加法
【案例】2018年全国1卷理科12题
算柱 (兩位數)
Discover Resources
棋盤的 L 形覆蓋
九點共圓
垂心問題
四次函數圖形
直角三角形的內心與相似
Discover Topics
Stochastic Process or Random Process
Secant Line or Secant
Curve Sketching
Standard Deviation
Hyperbola