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題 7
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
四邊形的特性
異分母分數減法
兩組對邊相等和有直角的四邊形
畫出對稱圖形
三位數除以一位數（一）
Discover Resources
waaachen
正角柱體
排水法求物件體積
柱體建築師 1的副本
学习科学计算器
Discover Topics
Logic
Arithmetic Operations
Optimization Problems
Linear Programming or Linear Optimization
Parallelogram