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Triangle_3_Q
Author:
ralphchen
GeoGebra
New Resources
活动三：应用性质
直線的斜率：水平變化 & 鉛垂變化
中华人民共和国国旗
科赫雪花
撒针估算面积实验
Discover Resources
Proof of Pythagorean Theorem with Shearing
Statistical calculator 2
梯形面積(求上底)
正四面體變菱形12面體
数矩形个数
Discover Topics
Cosine
Calculus
General Quadrilateral
Integral Calculus
Statistical Characteristics