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數粒2
Author:
marcolee201314
GeoGebra
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盈利與虧蝕
平行線的判定
斐波那契螺旋弧线（表格法）
第八周作业2
常见四边形是否是双心四边形
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四心的變化
convolution_demo1
堆垛系列
火箭
Lesson02 absolute value function
Discover Topics
Parametric Curves
Arithmetic
Arithmetic Operations
Trigonometric Functions
Similar Triangles