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GeoGebra
GeoGebra Classroom
Outline
Introduction to Geometry
Planes and Lines
Angles
Parallel Lines
Triangles
Constructions
Introduction to Geometry
Author:
Curt Painter
,
GreenMaths
,
pchou
Topic:
Geometry
Simple applets useful for introducing Geometry to first year students.
Table of Contents
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
Next
Planes, lines etc
New Resources
alg2_05_05_01_slider_practice_flvs
alg2_05_05_01_applet_exp_2_flvs
What is an Isogonal Conjugate?
Taylor Polynomial
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Discover Resources
Translations Review Warm-up period 6
Related Rates Ship Simulator
C1 Graffiau CBAC Haf 2008
Linear combination
การลบจำนวนเต็ม
Discover Topics
Conic Sections
Addition
Planes
Optimization Problems
Mode