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題 6
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
球體建築師
錐體建築師
兩位數除以一位數（二）
異分母分數減法
兩組對邊相等的四邊形
Discover Resources
蝴蝶定理證明1：Steven構造恒等式
求 a + b 的最大值？
Tangent to circle
大園寶
中心对称
Discover Topics
Logarithmic Functions
Equations
Secant Line or Secant
Natural Numbers
Pythagoras or Pythagorean Theorem