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Slope of a tangent 切線斜率
Author:
Ricky LI
,
羅驥韡 (Pegasus Roe)
GeoGebra
New Resources
兩組對邊相等的四邊形
小数 的副本
拼砌四邊形
找出對稱軸
sanjiaohanshu
Discover Resources
中國火柴遊戲二
task8
一組物件的幾分之幾（練習）
文字工具：設定旋轉文字位置
拼圖2
Discover Topics
Quadrilaterals
Percentages
Diagrams
Isosceles Triangles
Similar Triangles