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椭圆的定义
Author:
guomenglin
Topic:
Ellipse
GeoGebra
New Resources
拼砌四邊形
算柱 (兩位數)
小数 的副本
三位數除以一位數(二)
直角坐標平面上的旋轉變換
Discover Resources
立方体的展开图
color
黃金矩形
gmy106a11 轉移矩陣
φ的影响
Discover Topics
Similarity Transformation or Similarity
Matrices
Constructions
Line Segment
Upper and Lower Sum or Riemann Sum