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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Area of an Ellipse  Math Open...

ellipses (PreCalculus) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the area of an ellipse.
The major and minor axes can be dragged and the area is continuously recalculated.
The ellipse has a g...
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Calculating the Asymptotes (Al...

asymptotes (PreCalculus) 
Flash 
Support Material 

[0]

This minilesson explains how to calculate asymptotes of a hyperbola and graph it.
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Conic Flyer

general, standard forms of equations (PreCalculus) 
Java Applet 
Tool 

[3]

This activity allows the user to manipulate the graphs of the conic sections by changing the constants in their respective equations. The equation and variable values are displayed and change as the u...
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Conic Graphing App

Conic Sections (PreCalculus) 
TI83/TI84 
Tool 

[0]

This App will present equations in function, parametric, or polar form and provides a simple way to graph the four conic shapes: circle, ellipse, hyperbola, and parabola. The required parameters can b...
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Conic Graphing App Activity

Conic Sections (PreCalculus) 
TI83/TI84 
Activity 

[1]

Stepbystep directions on how to use the Conic Graphing App to help students learn about circles, ellipses, hyperbolas, and parabolas, and solve for the conic's characteristics. Equations are present...
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Conic Sections

general, standard forms of equations (PreCalculus)+ 
JavaScript 
Support Material 

[1]

The user reviews the different conic sections with illustrations and equations for each.
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Conic Sections and Special Poi...

Conic Sections (PreCalculus) 
Flash 
Support Material 

[0]

This minilesson explains how to identify the type of conic section an equation represent, as well as how to identify its special points and graph it.
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Conic_Connections

general, standard forms of equations (PreCalculus)+ 
Sketchpad 
Tool 

[1]

The user manipulates a plane and doublenapped cone to generate graphs and equations of conic sections. Eccentricity, foci, and directrices are also illustrated in both 2 and 3D.
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Drawing Hyperbola

hyperbolas (PreCalculus) 
Java Applet 
Tool 

[0]

Interactive page to draw hyperbolas.
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Drawing Parabola

parabolas (PreCalculus) 
Java Applet 
Tool 

[0]

The applet manipulates an apparatus that draws a parabola from its definition that the distance from a fixed point called the focus is equivalent to the distance from a fixed line called the directri...
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Ellipse Game

foci (PreCalculus) 
Java Applet 
Tool 

[1]

Try to click on one of the foci of the ellipse; feedback is given if you get closer/farther away.
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Ellipse definition and propert...

ellipses (PreCalculus) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that show the definition and properties of an ellipse.
The applet has a draggable point that shows that the sum of the distances to the foci is a co...
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Ellipse major and minor axes ...

major / minor axes (PreCalculus) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that show the major and minor axes of an ellipse.
The applet has an ellipse whose major and minor axis endpoints can be dragged. As they are dragge...
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Ellipses: The Congruent Triang...

ellipses (PreCalculus) 
Sketchpad 
Activity 

[0]

A pair of congruent triangles holds the key to this unusual Sketchpad ellipse construction. The link to the activity itself is to a zip file that contains both the activity in pdf format and the co...
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Ellipses: The Congruent Triang...

ellipses (PreCalculus) 
Sketchpad 
Tool 

[0]

A pair of congruent triangles holds the key to this unusual Sketchpad ellipse construction. The link to the tool itself is to a zip file that contains both the sketch and a pdf file of the correspo...
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Elliptical Gear

ellipses (PreCalculus) 
Java Applet 
Tool 

[0]

The workings of an ellipse as a gear.
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Elliptical Pool Table

foci (PreCalculus) 
Java Applet 
Tool 

[1]

Choose "New Toys" from the menu bar when it has loaded (be patient); then choose "Elliptical Pool Table" one that in turn is loaded. This applet simulates pool on a table where the "pocket" is the rig...
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Equation of a Horizontal Ellip...

general, standard forms of equations (PreCalculus)+ 
Flash 
Tool 

[0]

Flash introduction to finding the equation of an ellipse centered on (0,0) and with its major axis on the xaxis. Students can use this Tab Tutor program to learn about the equation of this ellipse an...
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Equation of a Horizontal Hyper...

hyperbolas (PreCalculus) 
Flash 
Tool 

[0]

Flash introduction to finding the equation of an hyperbola centered on (0,0) and with its major axis on the xaxis. With stepbystep instructions and an illustrated glossary, students can learn how t...
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Equation of a Parabola

Conic Sections (PreCalculus) 
Flash 
Tool 

[0]

A parabola is the set of points that are equally distant from the focus point and the directrix. This Tab Tutor program will help you learn about the equation of a parabola and how to use it to derive...
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Equation of a Vertical Ellipse

general, standard forms of equations (PreCalculus)+ 
Flash 
Tool 

[1]

Flash introduction to finding the equation of an ellipse centered on (0,0) and with its major axis on the yaxis. Students can use this Tab Tutor program to learn about the equation of this ellipse an...
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Equation of a Vertical Hyperbo...

general, standard forms of equations (PreCalculus)+ 
Flash 
Tool 

[0]

Flash introduction to finding the equation of an hyperbola centered on (0,0) and with its major axis on the yaxis. With stepbystep instruction and an illustrated glossary, students can learn how to...
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Exploring Conic Sections with ...

Conic Sections (PreCalculus) 
Sketchpad 
Activity 
$ 
[0]

Students will explore the richness of conic sections by building their own physical models and then constructing more flexible models with Sketchpad. Students retain a solid connection with th...
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Exploring Geometric Constructi...

parabolas (PreCalculus) 
Sketchpad 
Activity 

[0]

This activity is an introduction to geometric constructions of parabolas. We will investigate their properties and characteristics. This activity has been adapted from the following article: Olmstead,...
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Exploring Parabolas

parabolas (PreCalculus) 
Java Applet 
Tool 

[0]

Explore the properties of parabolas through a geometric perspective within your browser window.
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