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梯形
Author:
Chan Ting Hin
Topic:
Trapezoid
GeoGebra
New Resources
找出對稱軸
畫出對稱圖形
三位數除以一位數（一）
兩組對邊相等的四邊形
sanjiaohanshu
Discover Resources
龍騰4_1-1講進5
Area of cirle
單項奇函數
相同圖形的拼砌（三角形）
一數的百分之幾是多少？
Discover Topics
Triangles
Volume
Mathematics
Fractal Geometry
Hypergeometric Distribution