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Outline
Protractor-usage
角
三角形
多邊形
Protractor-usage
Author:
Ronan Downes
,
Alex CHIK
GeoGebra 互動數學教室
http://www.geogebra.hk
Table of Contents
角
Measurement & Classification of Angles 角的量度和分類
Addition of Angles 角的相加
三角形
Classification of Triangles 三角形的分類
Interior & Exterior Angles of Triangles 三角形內角和及外角
Quiz on Interior & Exterior Angles of Triangles 三角形內角和及外角：測驗
Viviani's Theorem
尋找等腰三角形 Isosceles Triangle Hunt
多邊形
Sum of Interior Angles of Polygons 多邊形內角和
Sum of Exterior Angles of Polygons 多邊形外角和
Regular Star Polygon
Next
Measurement & Classification of Angles 角的量度和分類
New Resources
球體建築師
近似值：有效數字
畫出對稱圖形
sanjiaohanshu
四邊形的特性
Discover Resources
有趣的反例
Copy of 閱讀鐘面及數字鐘（時和分）
三角形內角和_1
四下_認識小數(教師版)
Copy of mearm機械手臂模擬
Discover Topics
Derivative
Normal Distribution
Symmetry
Linear Programming or Linear Optimization
Special Points
