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图中的三角形面积何时最小?(许兴华数学)
Author:
许兴华数学
Topic:
Quadratic Functions
GeoGebra
New Resources
兩組對邊相等的四邊形
【案例】圆柱体内放置一个大球六个小球
兩位數除以一位數(一)
四邊形的特性
找出對稱軸
Discover Resources
利用工作表制作二分树
函數(簡易微積分)
Angles formed by parallel lines and transversal
面積與周界活動
對稱之美
蜗牛壳模型
Discover Topics
Congruence
Diagrams
Translation
Fractal Geometry
Cylinder