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Two congruent triangles
Author:
HF LEE
GeoGebra
New Resources
椭圆内切圆链
龙形曲线-分形龙
斐波那契螺旋弧线(表格法-可动态调节)
活动三:应用性质
异形操场
Discover Resources
二次函數圖形與兩軸的交點
橢圓
直角坐標變換:測驗(ALEX CHIK)
Hypocycloid Wheel
常见立体图形的截面
Discover Topics
Functions
Binomial Distribution
Differential Calculus
Sequences and Series
Similar Triangles