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折扣 例5
Author:
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
找出對稱軸
兩組對邊相等的四邊形
算柱 (兩位數)
兩組對邊相等和有直角的四邊形
Nested spiral octagon
Discover Resources
切割線性質
平行四邊形的面積
弦中點的軌跡的副本
K1+k2
正方体截球
Discover Topics
Translation
Natural Numbers
Multiplication
Special Points
Solids or 3D Shapes