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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Trace of Shadow

Conic Sections (PreCalculus) 
Java Applet 
Activity 

[0]

When the sun moves around in the sky, the shadow cast by a vertical stick moves on the ground. The tip of the shadow traces some kind of curve. The curve depends on the observation point, and it also ...
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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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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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Parabolas: The Folded Rectangl...

parabolas (PreCalculus) 
Sketchpad 
Activity 

[0]

With just a blank sheet of paper and a single point, students can fold a genuine parabola. Students model the technique with Sketchpad to reveal the underlying mathematics. The link to the activit...
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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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Properties of an Ellipse

general, standard forms of equations (PreCalculus)+ 
TINspire 
Activity 

[0]

This activity is intended to provide students with an opportunity to discover a few interesting properties of an ellipse. The ﬁrst property students will explore forms the basis of the deᤙ...
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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 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 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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Parametric Representations of ...

Conic Sections (PreCalculus) 
TI Calculator 
Support Material 

[0]

This brief monograph is a learning/teaching tool to graph parabolas, ellipses, and hyperbolas using parametric equations. The corresponding trigonometric conversions and explanations are included.
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Graphing Calculator

circles (PreCalculus)+ 
Calculator 
Tool 

[1]

Meta Calculator is a free online multipurpose calculator that supports the majority of calculator features used in high school or college. Features include

GeoCalc

Conic Sections (PreCalculus) 
Computer 
Tool 

[0]

Macintosh shareware for calculating the area, perimeter, sides, angles, and other measures of two and threedimensional shapes such as ellipses, rectangles, triangles, trapeziums, parallelograms, pol...
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Geometry Expressions

Conic Sections (PreCalculus) 
Computer 
Tool 
$ 
[0]

Geometry Expressions is an interactive symbolic geometry system. This means: Geometric figures can be defined by either symbolic constraints or numeric locations. Measurements on your drawing are n...
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Graphing Calculator (formerly ...

Conic Sections (PreCalculus) 
Computer 
Tool 
$ 
[1]

A very powerful graphing program that is also especially easy to use. You can graph functions in two or more dimensions using different kinds of coordinates. You can make animations and save as movies...
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Math911

Conic Sections (PreCalculus) 
Computer 
Tool 
$ 
[4]

Tutorial feebased software for PCs that must be downloaded to the user's computer. It covers topics from prealgebra through precalculus, including trigonometry and some statistics. The software pos...
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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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Quadratic Functions

parabolas (PreCalculus) 
Flash 
Tool 

[0]

This Flashbased tutorial covers the different varieties of parabolas you can get when graphing quadratic functions. It includes the standard and alternate forms of the quadratic formula, and demonst...
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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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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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Drawing Hyperbola

hyperbolas (PreCalculus) 
Java Applet 
Tool 

[0]

Interactive page to draw hyperbolas.
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