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Google Classroom
GeoGebra
GeoGebra Classroom
綱要
Introduction to Geometry
Planes and Lines
Angles
Parallel Lines
Triangles
Constructions
Introduction to Geometry
作者：
GreenMaths
主題：
角度
,
幾何
,
直線
,
平面
Simple applets useful for introducing Geometry to first year students.
目錄
Planes and Lines
Planes, lines etc
Planes, lines etc completed
Angles
Angles as rotations
Straight angles and full circle angles.
Angle Size and Arm Length
Measuring with a protractor
Vertically Opposite Angles 2
To Show That Vertically Opposite Angles Are Equal
Parallel Lines
Showing Alternate Angles
Showing Corresponding Angles
Showing the Sum of Interior Angles
Parallel Lines and Alternate and Corresponding Angles
Non-Parallel Lines and Alternate and Corresponding Angles
More Exercises with Parallel Lines
Triangles
The sum of the angles in a triangle?
Sum of the angles in a triangle
Triangle Exterior Angle Sum Theorem
Isosceles Triangles
Isosceles Triangles
Constructions
Construction - Divide a line segment into equal parts
下一步
Planes, lines etc
最新資源
Portions of a Sphere
Untitled
bewijs stelling van Pythagoras
רישום חופשי
Line Through Two Points and Slope
探索資源
Geometry-6
The proportion
Results
Math Project
Равнобедренные треугольники
探索主題
幾何中心或重心
百分率
函數
矩陣
餘弦
