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Technology 
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Euclid's Elements, Book I, Pro...

Line (Geometry) 
Java Applet 
Tool 

[0]

Euclid's proposition deals with cutting off from the greater of two unequal straight lines a straight line equal to the lesser line. The guide then examines the structure of the proposition. To reset...
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Bottomless Worksheet of Length...

Line (Geometry)+ 
Flash 
Tool 

[0]

This Flash program gives students endless practice on calculating the length of a line segment bounded by two points. It randomly generates ten sets of points and the corresponding answer sheets on sc...
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Copying a Line Segment Using C...

Line (Geometry)+ 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that provide stepbystep instructions on how to copy
a line segment
using only a compass and straightedge.
The animation can be run ...
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Dividing a Line Segment Using ...

Line (Geometry)+ 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that provide stepbystep instructions on how to
divide a line segment into any number of equal parts,
using only a compass and straightedge. The ...
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Congruent Lines  Math Open Re...

Line (Geometry)+ 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate congruent line segments (segments that are the same length).
The applet shows three line segments that are the same length. They al...
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Mispoint of a Line Segment  M...

Line (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the midpoint of a line segment.
The applet shows a line segment that can be resized and moved using draggable endpoints.
The appl...
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Line Bisector  Math Open Refe...

Line (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate a bisector of a line segment.
The applet shows a fixed line segment and another line that bisects it. The second line's endpoints ca...
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Perpendicular Bisector  Math ...

Line (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the perpendicular bisector of a line segment.
The applet shows a fixed line and another moveable one that bisects it.
As you drag ...
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Line definition  Math Open Re...

Line (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the definition of a line. The applet presents two points and a
line that passes through them extending to infinity in both directio...
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Line Segment  Math Open Refer...

Line (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the definition of a line segment. The applet presents two points and a
line that links them.
As the points are dragged the line mo...
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Ray definition  Math Open Re...

Line (Geometry) 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the definition of a ray. The applet presents one point and a
line that goes from that point off to infinity.
As the point is dragg...
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Perpendicular lines  Math Ope...

Line (Geometry)+ 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the concept of 'perpendicular'.
The applet presents two intersecting line segments, one initially at right angles to the other.
...
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Line definition (Coordinate Ge...

Line (Geometry)+ 
Flash 
Tool 

[0]

An interactive applet and associated web page that show the definition of a line in coordinate geometry.
The applet has two points that the user can drag.
The two points define a line, and th...
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Ray definition (Coordinate Geo...

Line (Geometry)+ 
Flash 
Tool 

[0]

An interactive applet and associated web page that show the definition of a ray in coordinate geometry.
The applet has two points that the user can drag.
The two points define a ray, one of t...
More: lessons, discussions, ratings, reviews,...

Line Segment (Coordinate Geome...

Line (Geometry)+ 
Flash 
Tool 

[0]

An interactive applet and associated web page that show the definition of a line segment in coordinate geometry.
The applet has two points that the user can drag.
The two points define a line...
More: lessons, discussions, ratings, reviews,...

Intersection of two straight l...

Line (Geometry)+ 
Flash 
Tool 

[0]

An interactive applet and associated web page that show how to find the intersection of two straight lines, given the equation for each.
The applet sows two lines defined by two pairs draggable ...
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Intercept of a line (Coordinat...

Line (Geometry)+ 
Flash 
Tool 

[0]

An interactive applet and associated web page that demonstrate the intercept (b) of a line.
The applet has two points that define a line. As the user drags either point it continuously
recalcu...
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Euler line  Math Open Referen...

Line (Geometry)+ 
Computer 
Tool 

[0]

An interactive applet and associated web page that describe the Euler line. It shows a triangle whose vertices can be dragged.
As you drag them, the centroid, circumcenter and orthocenter mov...
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Data Games: Cartweight

Line graphs (Math 6)+ 
Computer 
Tool 

[0]

Students guess the total weight of a cart loaded with a given number of bricks. This requires them to interpret and apply data from the linear model. [Access requires setting up a (free) login.]
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Regression

Line of Best Fit (Algebra) 
Java Applet 
Tool 

[0]

Plot a bivariate data set, determine the line of best fit for their data, and then check the accuracy of your line of best fit.
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Matrices

Linear Algebra (PreCalculus) 
Java Applet 
Tool 

[0]

Enter two matrices and compute various operations on them.
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Inverses of 3 by 3 Matrices

Linear Algebra (PreCalculus)+ 
Java Applet 
Tool 

[0]

This applet is a calculator for finding inverses of 3 by 3 matrices, by calculating cofactors and determinants. The method is displayed fully, including cases of singular matrices which have no invers...
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Introduction to Linear Functio...

Linear Equations (Algebra) 
Java Applet 
Lesson Plan 

[0]

This lesson is designed to introduce students to the idea of functions composed of two operations, with specific attention to linear functions and their representations as rules and data tables, inclu...
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Math Forum Teacher Packet: TI...

Linear Equations (Algebra)+ 
TINspire 
Lesson Plan 

[0]

This packet contains a copy of the original problem used to create the activity, rationale and explanation behind the “Change the Representation” focal activity, and some thoughts on why this activity...
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Barbie Bungees Again

Linear Equations (Algebra)+ 
Computer 
Lesson Plan 

[0]

Collect and analyze data to help predict the longest bungee cord that Barbie can use safely.
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