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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
算柱 (兩位數)
近似值：有效數字
找出對稱軸
兩組對邊相等的四邊形
美國國旗 (Codex 版)
Discover Resources
From:PTT 國小題目求面積
q5-9
箭头平移
同旁內角---垂直平行綫
除法Q2
Discover Topics
Histogram
Probability
Parallelogram
Pie Chart or Circle Chart
Dilation