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Sum of Exterior Angles of Polygons
Author:
pycchansir
GeoGebra
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科赫雪花
第八周作业2
斐波那契螺旋弧线(表格法-可动态调节)
百分數及其應用
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Area of Parallelogram
題七
托勒密定理推廣到任意四邊形二
矩形性质推论
畫等腰直角三角形 題2
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Pythagoras or Pythagorean Theorem
Multiplication
Parallelogram
Geometric Transformations
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