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圓周 (圖形F)
Author:
Keith Ko
移動右圖中的紅線到左方虛線，就知道它是相等於左圖的哪條線。
GeoGebra
New Resources
球體建築師
判斷球體
【案例】圆柱体内放置一个大球六个小球
柱體建築師
四邉形 (四年級) 教師版
Discover Resources
分數加法
test007
摺長方形
z20联盟数学考试第七题
題 2
Discover Topics
Cube
Statistical Characteristics
Pythagoras or Pythagorean Theorem
Scatter Plot
Ellipse