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What Is Meant By Perpendicular...

Intersecting, , & perp. (Math 7) 
Java Applet 
Tool 

[0]

This applet illustrates what is meant by perpendicular.
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What Is Meant By Reflectional ...

Symmetry (Math 7)+ 
Java Applet 
Tool 

[0]

This applet illustrates what is meant by reflectional symmetry.
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Area of Polygons and Circles

Quadrilateral properties (Math 7) 
JavaScript 
Tool 

[1]

The user reviews area and learns the different formulas for the area of special geometric figures. After viewing examples, users can interactively practice finding the area of shapes with given param...
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Area of a Circle Calculator

Geometry in the plane (Math 7) 
JavaScript 
Tool 

[0]

This is a calculator for area of a circle, which allows students to enter the radius or diameter. It then shows the solution steps to solve the entered problem.
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Chord to Circumference Calcula...

Geometry in the plane (Math 7) 
JavaScript 
Tool 

[0]

Originally developed to help set concrete forms, this little tools is handy for making scale models of circular objects. For example, if the earth is a one inch diameter circle, this script will give ...
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Classifying Angles

Geometry in the plane (Math 7) 
JavaScript 
Tool 

[0]

The user learns about different angles, including obtuse, acute, straight, right, congruent, and supplementary angles. After viewing some examples of the different types of angles, users can interact...
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Geometry Words

Geometry in the plane (Math 7) 
JavaScript 
Tool 

[0]

Users are given illustrated definitions of a point, line, plane, and space. After viewing the definitions, users can interact with an online matching quiz.
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Origami Construction

Geometry in the plane (Math 7) 
JavaScript 
Tool 

[1]

Follow these stepbystep instructions to construct a mathematically correct regular pentagon by folding a sheet of paper.
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Pairs of Lines

Intersecting, , & perp. (Math 7) 
JavaScript 
Tool 

[0]

The user learns about the four different pairs of lines: parallel lines, perpendicular lines, intersecting lines, and skew lines. After viewing examples of each, users can interactively test their un...
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Pentomino puzzles

Geometry in the plane (Math 7) 
JavaScript 
Tool 

[0]

Rotate pentominoes to tile an 8×8 grid. This JavaScriptpowered online puzzle lets you select from a variety of decorative patterns and graphic designs.
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Play with Spirals

Geometry in the plane (Math 7) 
JavaScript 
Tool 

[0]

This is the Spirals microworld. You will be making beautiful shapes and designs using the simple mathematical idea of iteration.
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Polygon Basics

Angles of polygons (Math 7)+ 
JavaScript 
Tool 

[0]

The user learns about polygons and how to find the sum of the interior angles of any given polygon. After viewing examples, users can interactively test their understanding of properties of polygons.
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Pythagorean Theorem

Pythagorean theorem (Math 7) 
JavaScript 
Tool 

[0]

Enter any two sides of the right triangle, see the calculation for the 3rd side.
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Pythagorean Theorem and Right ...

Triangles (Math 7)+ 
JavaScript 
Tool 

[0]

The user learns about the special kinds of right triangles, the Pythagorean theorem, and how to use the Pythagorean theorem to solve for the missing side of a right triangle. After viewing examples, ...
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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

Triangles (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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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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Triangles

Triangles (Math 7) 
JavaScript 
Tool 

[0]

The user reviews different classifications of triangles by their sides and angles. After viewing examples, users can interactively practice matching different triangles with their correct classificat...
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Math4Mobile: Quad2Go

Quadrilateral properties (Math 7) 
Mobile Device 
Tool 

[0]

Quad2Go is an application for cellular mobile phones that offers ways of learning about quadrilaterals by generating examples, observing, and experimenting with examples as the basis for generalized c...
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A Geometric Proof of the Pytha...

Pythagorean theorem (Math 7) 
PowerPoint 
Tool 

[0]

This PowerPoint presentation uses animation and color to show a stepbystep geometric proof of the Pythagorean Theorem. It is assumed that students are already familiar with the theorem and its mean...
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Wallpaper

Symmetry (Math 7)+ 
PowerPoint 
Tool 

[1]

This PowerPoint file displays questions about symmetry; answers guide the user to one of 17 symmetry classifications for tessellations or wallpaper patterns. Support materials include handson tessel...
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Panda Geometry Problem  the ...

Triangles (Math 7)+ 
Shockwave 
Tool 

[0]

The 3D animated video helps students understand the wordings in a geometry problem. Although the video shows the traditional way to solve the problem, a novel way video only requires free log in. It ...
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A Dynamic Proof

Pythagorean theorem (Math 7) 
Sketchpad 
Tool 

[0]

Students create a sketch in which a dramatic animation shows how the sum of the areas of two squares is equal to the area of the third square. The link to the tool itself is to a zip file that co...
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Angles Formed by Parallel Line...

Intersecting, , & perp. (Math 7) 
Sketchpad 
Tool 

[1]

Students identify and measure corresponding angles, alternate interior angles, and alternate exterior angles, and determine which angles are congruent to each other. The link to the tool itself is ...
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