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第7题
Author:
zhuguokang
GeoGebra
New Resources
兩位數除以一位數（一）
兩組對邊相等的四邊形
拼砌四邊形
兩組對邊相等和有直角的四邊形
找出對稱軸
Discover Resources
Plainmeter explained
圓錐曲線Conic
地球儀5
邊角關係
四塊面積
x^3=log_a|x|
Discover Topics
Root
Straight Lines
Pyramid
Polynomial Functions
Variance