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橢圓軌跡(兩同心圓)102.12.04
Author:
horngyie1
Topic:
Ellipse
橢圓軌跡(兩同心圓)102.12.04
GeoGebra
New Resources
四邉形 (四年級) 教師版
算柱 (兩位數)
畫出對稱圖形
判斷球體
【案例】2018年全国1卷理科12题
Discover Resources
直線排列 3
兩針夾角
二重積分 (Double Integral)的副本
随机模拟实验（撒豆子估算π）的副本
How to derive the value of Pi的副本
Discover Topics
Limits
Pythagoras or Pythagorean Theorem
Natural Numbers
Hyperbola
Rotation