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Brianchon's First Theorem

Straightedge and compass (Geometry) 
Cabri 
Tool 

[0]

A Cabri *.fig file written to illustrate Brianchon's First Theorem which can be stated, "If AB, CD, and EF are concurrent at X, and BC, DE, and FA are concurrent at Y, then AD, BE, and CF are concurre...
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Brianchon's Theorem

Straightedge and compass (Geometry) 
Cabri 
Tool 

[0]

A Cabri *.fig file written to illustrate Brianchon's Theorem which can be stated, "If each side of a hexagon touches a conic, then its diagonals are concurrent."
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Desargues Theorem

Straightedge and compass (Geometry) 
Cabri 
Tool 

[0]

A Cabri *.fig file written to illustrate Desargues Theorem which can be stated, "If the lines joining corresponding vertices of two triangles are concurrent, then the intersections of corresponding si...
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La Hire's Theorem

Straightedge and compass (Geometry) 
Cabri 
Tool 

[0]

A Cabri *.fig file written to illustrate La Hire's Theorem which can be stated, "If P lies on the polar of Q, then Q lies on the polar of P."
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Pappus's Theorem

Straightedge and compass (Geometry) 
Cabri 
Tool 

[0]

A Cabri *.fig file written to illustrate Pappus's Theorem which can be stated, "If alternate vertices of a hexagon are collinear, then the intersections of opposite sides are collinear."
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Pascal's Theorem

Straightedge and compass (Geometry) 
Cabri 
Tool 

[0]

A Cabri *.fig file written to illustrate Pascal's Theorem which can be stated, "If the vertices of a hexagon lie on a conic, then the intersections of opposite sides are collinear."
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The 3 Tangents Theorem

Straightedge and compass (Geometry) 
Cabri 
Tool 

[0]

A Cabri *.fig file written to illustrate The 3 Tangents Theorem which can be stated, "If the triangle ABC touches the conic at P, Q, and R as shown, then AP, BQ, and CR are concurrent."
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The 3 Tangents and 3 Chords Th...

Straightedge and compass (Geometry) 
Cabri 
Tool 

[0]

A Cabri *.fig file written to illustrate The 3 Tangents and 3 Chords Theorem which can be stated, "Triangle ABC is inscribed in a conic. If the tangent at A meets the chord BC at P, the tangent at B m...
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The Converse of Pascal's Theor...

Straightedge and compass (Geometry) 
Cabri 
Tool 

[0]

A Cabri *.fig file written to illustrate The Converse of Pascal's Theorem which can be stated, "If the points A, B, C, D, E, F are such that the intersections of AC and BD, of AE and DF, and of BE and...
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Dilations in the Plane

Dilation (Geometry) 
Cabri Jr. 
Activity 

[0]

A dilation is a transformation that produces a figure with a different size from that of the original figure. In this activity, students explore the properties of dilations and the relationships betwe...
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Cabri® Jr.: Interactive Geomet...

General (Geometry) 
Cabri Jr. 
Activity 

[0]

This comprehensive workbook includes over 25 activities that provide students with the opportunity to explore geometry using interactive activities and investigations, with a focus on concepts over ke...
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Exploring Mathematics with the...

General (Geometry) 
Cabri Jr. 
Activity 

[0]

The intent of each activity in this brief book is to allow students to use the TI83 Plus and TI84 Plus families of graphing calculators to explore and make conjectures related to key geometry concep...
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Geometric Investigations on th...

General (Geometry) 
Cabri Jr. 
Activity 

[0]

The explorations in this book are intended to promote an environment of inquiry through thought provoking, openended problems. There is no intended order of topics. Any exploration can be used where ...
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Cabri Jr App

Geometry in the plane (Math 7)+ 
Cabri Jr. 
Tool 

[0]

The Cabri Jr. App is dynamic geometry software and allows you to construct, analyze, and transform mathematical models and geometric diagrams. Explore the cuttingedge technology developed for TI by r...
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Circles in the Plane

Geometry in the plane (Math 7)+ 
Cabri Jr. 
Activity 

[0]

Students investigate the relationships between the equation of a circle, the length of its radius, and the coordinates of its center.
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Simple Constructions

Geometry in the plane (Math 7)+ 
Cabri Jr. 
Activity 

[1]

In this activity students use the Cabri Jr. application to perform simple constructions.
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Cabri Jr. Sample Activities

Ratio and proportion (Math 7)+ 
Cabri Jr. 
Activity 

[0]

The intent of each activity in this brief book is to allow students to use the TI83 Plus and TI84 Plus families of graphing calculators to explore and make conjectures related to key geometry concep...
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Points in the Coordinate Plane

Rect coordinate geometry (Math 7)+ 
Cabri Jr. 
Activity 

[0]

In this activity students use the Cabri Jr. application to explore the coordinate system.
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Rotations in the Plane

Rotations (Math 7)+ 
Cabri Jr. 
Activity 

[0]

A rotation around a point is one of three types of rigid transformations. It is a transformation that turns a figure a certain number of degrees about a certain point. This activity explores the prope...
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Angles of a Triangle

Triangles (Math 7)+ 
Cabri Jr. 
Activity 

[0]

Students measure the interior and exterior angles of a triangle and find their relationships.
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Interior Angle Theorem

Triangles (Math 7)+ 
Cabri Jr. 
Activity 

[0]

This activity is designed to help students discover the Interior Angle Theorem: The sum of the measures of the interior angles of a triangle is 180°.
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Spy Game Lesson

Addition (Math 3)+ 
Calculator 
Lesson Plan 

[0]

Students will learn how to do modular math and use it to decipher encrypted messages.
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Rework Your Budget

Addition (Math 6)+ 
Calculator 
Tool 

[0]

Knowing where your money goes is an eyeopening experience and an education in itself. This calculator will help you by tracking your expenses. Keep a log and jot down whatever you spend. In this way,...
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Parabola!

Applications (Algebra)+ 
Calculator 
Activity 

[0]

This file describes an experimental setup (using a motion detector) in which a ball's distance from start is recorded as the ball rolls up then down an inclined plane. It includes a simulation applet...
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Area (elementary)

Area (Math 3)+ 
Calculator 
Lesson Plan 

[0]

Have your students learn about area and the units used to measure area using a variety of materials including computer applets.
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