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轴对称的两点的动画演示.许兴华数学
Author:
许兴华数学
Topic:
Geometry
,
Symmetry
GeoGebra
New Resources
判斷球體
直角坐標平面上的旋轉變換
四邉形 (四年級) 教師版
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
Discover Resources
集合
面積和體積
聖者即正義
(007)80102
Exploration of the conditions for congruent triangles.
Discover Topics
Fractions
Set Theory
Difference and Slope
Geometric Transformations
Secant Line or Secant