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4S2 平面圖形的拼砌-等腰直角三角形
Author:
lkkbmaths teachers 檔案儲存用
GeoGebra
New Resources
判斷球體
三位數除以一位數（二）
【案例】圆柱体内放置一个大球六个小球
兩組對邊相等和有直角的四邊形
找出對稱軸
Discover Resources
正三角形尺规作图
小數在數線上的位置
Apollonius Problem 7 CCP Inversion 12
[S2] a revised version of Jane’s GeoGebra file (modified by the author)
S0G5平均不等式（无字证明）
Discover Topics
Diagrams
Equilateral Triangles
Arithmetic
Cylinder
Dilation