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三角形的內心
Author:
廖堡寬
Topic:
Triangles
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
找出對稱軸
【案例】圆柱体内放置一个大球六个小球
球體建築師
畫出對稱圖形
Discover Resources
Furstum
直線上的鄰角_2
数学涂鸦
拋物線4--平行四邊形法
任務1的副本
Discover Topics
Stochastic Process or Random Process
Rhombus
Indefinite Integral
Isosceles Triangles
Quadratic Equations