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GeoGebra
GeoGebra Classroom
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Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
綱要
Introduction to Geometry
Planes and Lines
Angles
Parallel Lines
Triangles
Constructions
Introduction to Geometry
作者：
Curt Painter
,
GreenMaths
,
pchou
主題：
幾何
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
Constructions
Construction - Divide a line segment into equal parts
下一步
Planes, lines etc
最新資源
Building Parallelograms with Set Areas
Building Trapezoids with Set Areas
Rolling an Equilateral Triangle
Untitled
apec
探索資源
GED/ABE Mathematics Book 1 (ABE/preGED)
Angles in a Quadrilateral
rectangle
Circle Interior Angle Activity
Finn fellesnevner
探索主題
3D 向量（三維）
三角函數
微積分
多項式函數
二次函數
