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圓外切四邊形
Author:
李春培
Topic:
Circle
GeoGebra
New Resources
兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
四邊形的特性
找出對稱軸
拼砌四邊形
Discover Resources
範例
我的解法
橢圓
三角形3,4,5
Modular Surface：1 / (1 + z²)
Discover Topics
Multiplication
Arithmetic
Pie Chart or Circle Chart
Straight Lines
Rotation