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題 4
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
判斷球體
四邉形 (四年級) 教師版
找出對稱軸
画直线等分三角形的面积
兩組對邊相等和有直角的四邊形
Discover Resources
認識小數
RECTANGLE
Question 4
移動愛心
定理介紹：切線性質 | Tangent Properties
Discover Topics
Upper and Lower Sum or Riemann Sum
Matrices
Mode
Hypothesis Testing
Geometric Mean