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Area enclosed by a circle

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Description

Overview:
An interactive applet and associated web page that demonstrate the area of a circle. A circle is shown with a point on the circumference that can be dragged to resize the circle. As the circle is resized, the radius and the area computation is shown changing in real time. The radius and formula can be hidden for class discussion. Applet can be enlarged to full screen size for use with a classroom projector. This resource is a component of the Math Open Reference Interactive Geometry textbook project at http://www.mathopenref.com.
Subject:
Geometry
Material Type:
Reading, Simulation
Author:
Provider:
Math Open Reference
Date Added:
02/16/2011
License:
http://www.mathopenref.com/site/terms.html
Language:
English
Media Format:
Graphics/Photos, Text/HTML

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Average Score (3 Points Possible)
Degree of AlignmentN/A
Quality of Explanation of the Subject Matter2 (3 users)
Utility of Materials Designed to Support Teaching2.5 (2 users)
Quality of AssessmentsN/A
Quality of Technological Interactivity2.3 (3 users)
Quality of Instructional and Practice Exercises2 (3 users)
Opportunities for Deeper Learning1.3 (3 users)

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