Measuring and Drawing Angles with GeoGebra

http://mathcasts.org/gg/student/angles/angles/angles_index.html

http://www.mathcasts.org/mtwiki/InterA/AngleMeas (Alternate link)

Screenshot of

GeoGebra

User clicks to generate random angle, measures or draws with movable protractor and then clicks to check answer!

3 February 2014 Edit: 21 November 2014

Requires: Java The CheerpJ Applet Runner, an extension for the Chrome browser, allows legacy applets requiring Java to run.
Topics:
Space and Geometry, Angles
Content Type:
GeoGebra
The Australian Curriculum
Measurement and Geometry, Geometric reasoning, ACMMG089 Year 4 Compare angles and classify them as equal to, greater than or less than a right angl, ACMMG141 Year 6 Investigate, with and without digital technologies, angles on a straight line, angle
The Australian Curriculum Version 9.0 New
Year 4, Measurement Year 4, AC9M4M04 estimate and compare angles using angle names including acute, obtuse, straight angle, refl, Year 6, Measurement Year 6, AC9M6M04 identify the relationships between angles on a straight line, angles at a point and vertica
NSW Mathematics K-10 Syllabus
Measurement and Geometry, MA3-16MG Angles, MA4-18MG Angle Relationships
NSW Curriculum New
Measurement and space, Geometric measure, MAE-GM Geometric measure, MAE-GM-01 Geometric measure, Angle relationships, MA4-ANG-C-01 Angle relationships

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