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GeoGebra
GeoGebra Classroom
Outline
Introduction to Geometry
Planes and Lines
Angles
Parallel Lines
Triangles
Constructions
Introduction to Geometry
Author:
GreenMaths
Topic:
Angles
,
Geometry
,
Straight Lines
,
Planes
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
Isosceles Triangles
Constructions
Construction - Divide a line segment into equal parts
Next
Planes, lines etc
New Resources
Construct a Conic
Average Rate of Change: Graph a Function (2)
alg2_05_05_04_applet_exp_fxn_flvs
Exploring Simple Loci 探究簡單軌跡
Poorly Drawn Parallelograms 3
Discover Resources
Eigenschaften der Exponentialfunktion
Sign 1
Untitled
Compare Voronoi, Convex Hull and DelaunayTriangulation
Test Maths B
Discover Topics
Standard Deviation
Rhombus
Boxplot
Quadratic Functions
Interest Calculation