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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
近似值：有效數字
柱體建築師
三位數除以一位數（一）
小数 的副本
兩位數加法
Discover Resources
正方體內的三角錐
餘弦定理
Rectangle _03
陳柄何的GGB book
翻轉方塊(雙開)
繡曲線04
Discover Topics
Terms
Geometric Mean
Piecewise Functions
Statistical Characteristics
Trigonometric Functions