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割圆术
Author:
刘文明
Topic:
Circle
,
Geometry
,
Perimeter
GeoGebra
New Resources
四邊形的特性
畫出對稱圖形
兩位數加法
兩位數除以一位數(一)
【案例】2018年全国1卷理科12题
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畢氏定理動態證明(四塊直角三角形移動)
Similar triangles inscribed iteration
test
碎形六邊形
椭圆的生成
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Reflection
Polygons
General Quadrilateral
Limits
Similar Triangles