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仙后座找北極星2
Author:
s10555047
GeoGebra
New Resources
盈利與虧蝕
常见四边形是否是双心四边形
斐波那契螺旋弧线（表格法-可动态调节）
龙形曲线-分形龙2
第八周作业3
Discover Resources
錐體建築師 3
優良作品8(宜庭)
平面向量的三點共線定理
圓柱截面曲線
congruent triangles_provided by Mr Yeung Kar Chun
Discover Topics
Upper and Lower Sum or Riemann Sum
Tangent Function
Circle
Piecewise Functions
Special Points