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題 3
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
兩位數加法
球體建築師
画直线等分三角形的面积
三位數除以一位數（一）
兩組對邊相等的四邊形
Discover Resources
Sum of Exterior Angles of Polygons 多邊形外角和
Linear Programming
test22
正方体展开图的副本
小题狂做P60No2
Discover Topics
Upper and Lower Sum or Riemann Sum
Special Points
Curve Sketching
Equations
Similarity Transformation or Similarity