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蝴蝶線ggb
Author:
MathChou
GeoGebra
New Resources
三位數除以一位數（二）
算柱 (兩位數)
第八周作业
三位數除以一位數（一）
拼砌四邊形
Discover Resources
如何用GGB化簡根式
橢圓軌跡
test
橢圓
circle
Discover Topics
Parallelogram
Arithmetic
Translation
Standard Deviation
Congruence