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TB-CJH-OVER.
Author:
Hyacinth Wang
GeoGebra
New Resources
找出對稱軸
兩組對邊相等和有直角的四邊形
Earth with coastline
拼砌四邊形
畫出對稱圖形
Discover Resources
折扣 例1
Sequence指令練習(正n邊形面積的展開)
[問題] 已知△PAB 的面積與周長，有幾個 P 點？
Dart Board
最新的解一元二次方程式方法
Discover Topics
Equilateral Triangles
Geometric Mean
Rhombus
Translation
Ellipse