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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Point (Coordinate Geometry)  ...

Point (Geometry)+ 
Flash 
Tool 

[0]

An interactive applet and associated web page that describe the concept of a point in coordinate geometry.
The applet show one point initially, but clicking anywhere adds more.
As the points a...
More: lessons, discussions, ratings, reviews,...

Collinear Points  Math Open R...

Points and lines (Geometry) 
Java Applet 
Tool 

[1]

An interactive applet and associated web page that demonstrate the concept of collinear points.
Four draggable points are shown.
Dragging any one of them will cause the others to move so the...
More: lessons, discussions, ratings, reviews,...

Equidistant points  Math Open...

Points and lines (Geometry)+ 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that have the definition and meaning of "equidistant" as applied to points.
The applet shows to points and another that is equidistant from them no m...
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Intersection of Two Lines  Ma...

Points and lines (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the intersection of two lines.
The applet shows two line segments with draggable end points. As the lines are moved, the intersecti...
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Opposite Rays  Math Open Refe...

Points and lines (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate opposite rays.
The applet shows two rays with a common endpoint and can be dragged with the mouse.
If the rays are in a line, the m...
More: lessons, discussions, ratings, reviews,...

Smithmath Customizable Graphin...

Points and lines (Geometry)+ 
Java Applet 
Tool 

[0]

Play this customizable game by entering functions that "hit" certain coordinates while avoiding others. Players (or teachers) can add as many of the coordinates to target or avoid, as well as set colo...
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The concept of locus  Math Op...

Points and lines (Geometry)+ 
Java Applet 
Tool 

[0]

A web page and interactive applet that illustrate the concept of locus.
The applet shows a model of the plane populated with "all" the possible points on the plane. Choosing to highlight...
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Webbased Interactive Tools an...

Points and lines (Geometry)+ 
Java Applet 
Tool 

[0]

This resource contains a collection of graphs, plots and statistical charts freely available over the Internet.
More: lessons, discussions, ratings, reviews,...

Cartesian Graphs and Polar Gra...

Polar Coordinates (Trigonometry)+ 
Sketchpad 
Tool 

[1]

Students compare rectangular graphs and polar graphs for functions of the form y = a sin(bx) and r = a sin(b?). Students analyze how the period and amplitude of a Cartesian graph correlate to featu...
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Polar Function Grapher Online

Polar Coordinates (Trigonometry)+ 
Computer 
Tool 

[0]

Unlike any other polar function graphing calculator this one is capable of showing how polar graphs are constructed by means of animation. Users can start animation by pressing the button provided. Us...
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Apothem of a Regular Polygon ...

Polygons (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the apothem of a regular polygon. The applet shows a
regular polygon where the user can alter the number of sides and resize it by ...
More: lessons, discussions, ratings, reviews,...

Area of a Regular Polygon  Ma...

Polygons (Geometry)+ 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the area of a regular polygon.
The applet presents a regular polygon where the user can drag any vertex to resize it, and change the ...
More: lessons, discussions, ratings, reviews,...

Circumcircle of a Polygon  Ma...

Polygons (Geometry)+ 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that show the properties of a circumcircle of a polygon.
The applet shows a regular polygon where the user can drag the vertices to reshape i...
More: lessons, discussions, ratings, reviews,...

Classification of Quadrilatera...

Polygons (Geometry)+ 
Java Applet 
Tool 

[0]

An interactive Java illustration that highlights specific properties of various quadrilaterals. Quadrilaterals may be convex, orthodiagonal, cyclic, inscriptible, having parallel or equal sides, equil...
More: lessons, discussions, ratings, reviews,...

Concave Polygons  Math Open R...

Polygons (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the concept of a concave polygon 
one where at least one interior angle is greater than 180°. The applet shows an irregular po...
More: lessons, discussions, ratings, reviews,...

Constructing a pentagon inscri...

Polygons (Geometry)+ 
Flash 
Tool 

[0]

An interactive applet and associated web page that provide stepbystep instructions on how to construct
a pentagon inscribed in a circle using only a compass and straightedge.
The method begins...
More: lessons, discussions, ratings, reviews,...

Convex Polygon  Math Open Ref...

Polygons (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the concept of a convex polygon 
one where all interior angle are less than 180°. The applet shows an irregular convex polygon...
More: lessons, discussions, ratings, reviews,...

Decagon, definition and prope...

Polygons (Geometry) 
Java Applet 
Tool 

[0]

A web page and interactive applet illustrating the properties of a decagon (10 sided polygon).
The applet shows a decagon where the user can drag any vertex to reshape it.
User can see t...
More: lessons, discussions, ratings, reviews,...

Diagonals of a polygon  Math ...

Polygons (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the diagonals of a polygon.
The applet shows a polygon with the diagonals drawn. The user can drag any vertex, make it regular or ir...
More: lessons, discussions, ratings, reviews,...

Dodecagon, definition and prop...

Polygons (Geometry) 
Java Applet 
Tool 

[0]

A web page and interactive applet illustrating the properties of a dodecagon (12 sided polygon).
The applet shows a dodecagon where the user can drag any vertex to reshape it.
User can s...
More: lessons, discussions, ratings, reviews,...

Euclid's Elements, Book 4, Def...

Polygons (Geometry)+ 
Java Applet 
Tool 

[0]

Euclid's definitions deal with inscribed and circumscribed figures within another figure (polygon or circle). The quide then inspects the structure of these definitions. The To reset the applet, pre...
More: lessons, discussions, ratings, reviews,...

Heptagon, definition and prope...

Polygons (Geometry) 
Java Applet 
Tool 

[0]

A web page and interactive applet illustrating the properties of a heptagon (7 sided polygon).
The applet shows a heptagon where the user can drag any vertex to reshape it.
User can see ...
More: lessons, discussions, ratings, reviews,...

Hexagon, definition and proper...

Polygons (Geometry) 
Java Applet 
Tool 

[0]

A web page and interactive applet illustrating the properties of a hexagon (6 sided polygon).
The applet shows a hexagon where the user can drag any vertex to reshape it.
User can see th...
More: lessons, discussions, ratings, reviews,...

Incircle of a Polygon  Math O...

Polygons (Geometry)+ 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the incircle of a polygon
 The largest circle the will fit inside a polygon that touches every side. The applet shows a polygon wh...
More: lessons, discussions, ratings, reviews,...

Irregular Polygons  Math Open...

Polygons (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that show the behavior of irregular polygons.
The applet shows initially an irregular convex polygon.
All vertices are draggable and when dragged sh...
More: lessons, discussions, ratings, reviews,...

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