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Topic (Course) 
Technology 
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Circle Geometry Whiteboard Min...

Arcs (Geometry) 
Flash 
Tool 

[0]

Teach your geometry students advanced circle concepts with this set of interactive whiteboard minimovies. Animated flash cards bring the concepts to life while the interactive circle allows you to cr...
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Interactive Circle

Arcs (Geometry) 
Flash 
Tool 

[1]

Use the interactive circle to create the following circle parts:
Radius
Diameter
Tangent
Chord
Sector
Inscribed Angles
Central Angle
Segment
Ar...
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Adjacent Arcs  Math Open Refe...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the concept of adjacent arcs.
The user can 3 drag points around a circle that define the endpoints of two adjacent arcs. Web page ha...
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Arc  Math Open Reference

Arcs (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the concept of an arc. The applet shows a circle with part of it highlighted to
identify the arc. Each endpoint of the arc can be d...
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Arc Central Angle  Math Open ...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the the concept of the central angle subtended by an arc.
The applet shows an arc and the corresponding central angle. As the arc en...
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Arc Length  Math Open Referen...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the concept of arc length.
The applet shows a circle with part of it's circumference highlighted and the central angle shown.
As...
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Central Angle Theorem  Math O...

Arcs (Geometry) 
Java Applet 
Tool 

[1]

A web page and interactive applet illustrate the Central Angle Theorem (an arc subtends twice the angle at the center as at the circumference). By dragging the key points with the mouse, students ...
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Central Angle of a Circle  Ma...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the central angle of a circlethe angle subtended at the center by two points on the circle.
The applet presents a circ...
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Euclid's Elements, Book 3, Pro...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

Euclid's proposition deals with properties of arcs (segments) of a circle. The guide then examines the structure of the proposition. The To reset the applet, press "r" while your cursor is over the ...
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Euclid's Elements, Book 3, Pro...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

Euclid's proposition deals with properties of arcs (segments) of a circle. The guide then examines the structure of the proposition. The To reset the applet, press "r" while your cursor is over the ...
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Euclid's Elements, Book 3, Pro...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

Euclid's proposition deals with properties of arcs (segments) of a circle. The guide then examines the structure of the proposition. The To reset the applet, press "r" while your cursor is over the ...
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Euclid's Elements, Book 3, Pro...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

Euclid's proposition deals with angles formed with equal arc bases on equal circles. The guide then examines the structure of the proposition. The To reset the applet, press "r" while your cursor is ...
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Euclid's Elements, Book 3, Pro...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

Euclid's proposition deals with angles formed with equal arc bases on equal circles. The guide then examines the structure of the proposition. The To reset the applet, press "r" while your cursor is ...
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Euclid's Elements, Book 3, Pro...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

Euclid's proposition shows that in equal circles, two equal chords with cut the circles into corresponding equal sections. The guide then examines the structure of the proposition. The To reset the ...
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Euclid's Elements, Book 3, Pro...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

Euclid's proposition shows that when two equal circles are cut into two corresponding equal sections, then the chords cutting the circles' circumferences are equal. The guide then examines the struct...
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Euclid's Elements, Book 3, Pro...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

Euclid's proposition shows how to bisect a given arc on a circle. The guide then examines the structure of the proposition. The To reset the applet, press "r" while your cursor is over the diagram.
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Euclid's Elements, Book 3, Pro...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

Euclid's proposition shows how to cut an arc equal to a given length and with a given angle (to a tangent of the circle). The guide then examines the structure of the proposition. The To reset the a...
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Inscribed Angles

Arcs (Geometry) 
Java Applet 
Tool 

[0]

An interactive Java illustration of the theorem of the angles inscribed into a circle. Inscribed angles subtended by the same asrc are equalas stated in Proposition III.21 of Euclid's Elements. The ...
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Inscribed and Central Angles i...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

A Java illstration of the theorem linking inscribed and central angles subtended by the same arcProposition III.20 from Euclid's Elements. The applet is accompanied by a discussion of the pro...
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Intercepted arc  Math Open Re...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the concept of the intercepted arc 
"That part of a circle that lies between two lines that intersect it".
The applet shows a circl...
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Major / Minor Arcs  Math Open...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate major and minor arcs. The applet shows a circle with two points
on it that can be dragged. The minor and major arcs they define are...
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Radius of an Arc  Math Open R...

Arcs (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that describe the radius of an arc and how to derive it from the width and height of the
segment defined by that arc. A practical use is described fo...
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Dimensions from a Chord

Arcs (Geometry) 
JavaScript 
Tool 

[0]

This tool came about when an acquaintance asked about setting a concrete form for a circular porch when the radius could not be measured from the center of the arc (there was a rather large building i...
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