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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
bewijs stelling van Pythagoras
The Cosine Formula - Proof Without Words
רישום חופשי
The black friday GeoGebra :)
Cobb-Douglas Production Function
Discover Resources
Test
Luera Investiation - Diagonals of a Parallelogram
Blondel diagram
Triangular Prism
Building Parallelograms in the Coordinate Plane (Version 1)
Discover Topics
Quadrilaterals
Binomial Distribution
Power Functions
Constructions
Arithmetic Mean
