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Tool: Construct a 45° angle with compass and straightedge - Math Open Reference
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An interactive applet and associated web page that show how to construct a 45° angle with a compass and straightedge. The animation can be single-stepped or run as a continuous movie.

Applet can be enlarged to full screen size for use with a classroom projector. After use in the classroom, student can access it again from any web browser at home or in the library with no login required.

This resource is a component of the Math Open Reference Interactive Geometry textbook project at

Technology Type: Java Applet 
Author: John Page
Language: English 
Cost: Does not require payment for use

Average Rating:  [2] Login to rate this resource
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Courses: Geometry Angles, Straightedge and compass

Teacher Review (Not based on classroom experience)
Reviewer: Pick, Jun 29 2009 02:50:36:433PM
Appropriate for: introduction to a concept, practice of skills and understandings, applications of a concept or technique
Ability to meet my goals: Effective
Recommended for: Geometry: Angles
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Comment:Great applet for junior mathematics