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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
兩組對邊相等和有直角的四邊形
判斷球體
球体的体积推导（优化版）
異分母分數減法
柱體建築師
Discover Resources
圓周
把三角形分類
點和圓的位置關係
平行四邊形的面積的副本
三角柱體的體積
Discover Topics
Linear Regression
Polynomial Functions
Statistics
Means
Congruence