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例題11
Author:
sluskey
操作ab滑桿，觀察圖形變化
GeoGebra
New Resources
Earth with coastline
算柱 (兩位數)
拼砌四邊形
畫出對稱圖形
長方體平面投影 (Codex版)
Discover Resources
二元一次方程式圖形
畫圓
不规则图形平移
图形的放大与缩小.许兴华数学
翰林數學_2下_CH3-4_扣條
Discover Topics
Probability
Integral Calculus
Rational Numbers
Linear Programming or Linear Optimization
Quadrilaterals