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海龟爬行
Author:
赵林
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
畫出對稱圖形
兩組對邊相等的四邊形
画直线等分三角形的面积
找出對稱軸
Discover Resources
自行车运动
原子筆的長度
二元一次方程式圖形
Ruler
parmater
Discover Topics
Circumcircle or Circumscribed Circle
Square
Indefinite Integral
General Quadrilateral
Quadratic Functions