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圓外切四邊形
Author:
李春培
Topic:
Circle
GeoGebra
New Resources
近似值：有效數字
三位數除以一位數（一）
兩組對邊相等的四邊形
找出對稱軸
小数 的副本
Discover Resources
盾牌(小動畫)
第一組
直線上的鄰角_2
circle: line from centre
翰林數學_2下_CH3-4_大角對大邊
Discover Topics
Volume
Continuity
Triangles
Bar Chart or Bar Graph
Difference and Slope