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Topic (Course) 
Technology 
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Congruence Theorems

Similarity (Math 7) 
Java Applet 
Tool 

[1]

In this investigation, the user can explore the conditions that guarantee uniqueness of a triangle, quadrilateral, or pentagon regardless of location or orientation. Each set of conditions results in ...
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Dimension and Scale Dialogue

Similarity (Math 7) 
Java Applet 
Support Material 

[1]

Discusses fractal dimension, how that dimension relates to scale, and the formula needed to calculate the fractal dimension of an object.
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Dimension for Irregular Fracta...

Similarity (Math 7) 
Java Applet 
Support Material 

[1]

Discusses the problem of determining the fractal dimension of irregular fractals and how the scale is indeterminite in these fractals.
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Geometric Transformations

Similarity (Math 7) 
Java Applet 
Activity 

[1]

These guided, interactive activities use figures, interactive diagrams, pattern blocks, geoboards, graphs, programmable turtles, and coordinate systems to help students learn what it means to perform ...
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Geometric Transformations

Similarity (Math 7) 
Java Applet 
Lesson Plan 

[0]

These guided, interactive activities use figures, interactive diagrams, pattern blocks, geoboards, graphs, programmable turtles, and coordinate systems to help students learn what it means to perform ...
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Height of the Pole

Similarity (Math 7) 
Java Applet 
Tool 

[0]

This applet asks you to find the height of a pole using the information about the two surrounding poles. Look at the similarity of the triangles formed in the picture.
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Paper Folding Activity

Similarity (Math 7) 
Java Applet 
Lesson Plan 

[0]

Students fold a sheet of paper (a manipulative) and also simulate folding using a JavaSketchpad activity to observe geometric relations. Students think about the angle measurements and the side measur...
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Pentominoes

Similarity (Math 7) 
Java Applet 
Tool 

[0]

A virtual manipulative of pentominoes which can be rotated and also reflected (flipped).
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Ratios and Proportions Unit Qu...

Similarity (Math 7) 
JavaScript 
Tool 

[0]

The user takes an online interactive quiz on ratios, proportions, rates, and similar figures.
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Relations and Sizes Unit Quiz

Similarity (Math 7) 
JavaScript 
Tool 

[0]

Users can interactively practice their understanding of right triangles, similar figures, congruent figures, and the Pythagorean theorem.
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SelfSimilarity Dialogue

Similarity (Math 7) 
Java Applet 
Support Material 

[0]

Discusses how fractals are selfsimilar objects.
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Side Length and Area of Simila...

Similarity (Math 7) 
Java Applet 
Tool 

[1]

The user can manipulate the side lengths of one of two similar rectangles and the scale factor to learn about how the side lengths, perimeters, and areas of the two rectangles are related.
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Side Length, Volume, and Surfa...

Similarity (Math 7) 
Java Applet 
Tool 

[0]

The user can manipulate the scale factor that links two threedimensional rectangular prisms and learn about the relationships among edge lengths, surface areas, and volumes.
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Similar Figures

Similarity (Math 7) 
Java Applet 
Tool 

[1]

This applet demonstrates how similar figures are created through transformations.
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Similar Figures

Similarity (Math 7) 
JavaScript 
Tool 

[0]

The user learns what similar figures are and how to determine if two figures are similar. After viewing examples, users can interactively practice determining the length of the missing side of two sim...
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Similar Figures

Similarity (Math 7) 
JavaScript 
Tool 

[0]

The user reviews the definition of similar figures and how to use proportions to find the measure of the missing side. After viewing examples of this method, users can interactively practice matching...
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Symmetry

Similarity (Math 7) 
Computer 
Support Material 

[0]

Provides illustrations and a definition of symmetry.
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Understanding Ratios of Areas ...

Similarity (Math 7) 
Java Applet 
Tool 

[0]

Users are given an opportunity to explore an interesting quantitative relationship between the area of a polygon and the area of an inscribed figure formed by joining the midpoints of the adjacent sid...
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