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GeoGebra
GeoGebra Classroom
Outline
Introduction to Geometry
Planes and Lines
Angles
Parallel Lines
Triangles
Constructions
Introduction to Geometry
Author:
pchou
,
GreenMaths
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
Padel rebound angle (ignoring spin)
Adding Decimal Numbers and Shortest Path Strategies
Translation of the Graph of a Function
Difference engine Babbage vb 2
z`]]
Discover Resources
GEOGRBRA
Triangle, Given Three Sides of the Triangle
pentagon construction
Competing Phone Companies - Task
Domain of a Function defined by a Composition
Discover Topics
Secant Line or Secant
Logic
Rotation
Rhombus
Parametric Curves
