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Copy of 平行四邊形
Author:
CHENG Kwan Yin
,
Hin Chan
Topic:
Parallelogram
平行四邊形的高和底
GeoGebra
New Resources
Fibonacci Clock
近似值：有效數字
美國國旗 (Codex 版)
Nested spiral octagon
兩組對邊相等的四邊形
Discover Resources
等量公理
Section Curves (2)
heart
圓 點 直線的副本
Copy of sine graph 變換
Discover Topics
Matrices
Reflection
Expected Value
Arithmetic Operations
Rectangle