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Topic (Course) 
Technology 
Type 
$? 
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SATtype Quiz

General (Geometry) 
Computer 
Activity 

[0]

Get familiar with SATtype questions in geometry by taking this 10question quiz. Your answers are graded online.
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Stressed Out: Slope as Rate of...

Slope (Geometry) 
Computer 
Activity 

[1]

Several activities are provided that lead you to discover the properties of the slope of a line.
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Tilings and Symmetry

Transformations and symmetry (Geometry) 
Computer 
Activity 

[0]

A set of questions for small group investigation on tilings and symmetry using the software KaleidoTile.
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Trigonometry Problem #1

Trigonometry (Geometry) 
Computer 
Activity 

[1]

Trigonometry problem with instant feedback.
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Trigonometry Problem #2

Trigonometry (Geometry) 
Computer 
Activity 

[1]

Trigonometry problem with instant feedback.
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Trigonometry Problem #3

Trigonometry (Geometry) 
Computer 
Activity 

[0]

Trigonometry problem with instant feedback.
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Volume Functions

Cylinders (Geometry) 
Computer 
Activity 

[0]

This problem asks you to think about the relationship of perimeter to volume of a cylinder. Can you figure out the maximum volume of a cylinder with a given perimeter?
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Area and perimeter of a rectan...

Coordinate geometry (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page showing how to find the area and perimeter of a rectangle
from the coordinates of its vertices. The rectangle can be either parallel to the axes o...
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Area and perimeter of a square...

Coordinate geometry (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page showing how to find the area and perimeter of a square
from the coordinates of its vertices. The square can be either parallel to the axes or rota...
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Area and perimeter of a trapez...

Coordinate geometry (Geometry)+ 
Flash 
Activity 

[2]

An interactive applet and associated web page showing how to find the area and perimeter of a trapezoid
from the coordinates of its vertices. The trapezoid can be either parallel to the axes o...
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Definition and properties of a...

Coordinate geometry (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page that show the definition and properties of a square
when applied in coordinate geometry.
The applet has a square, and the user can drag any vertex ...
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Definition and properties of a...

Coordinate geometry (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page that show the definition and properties of a rectangle in coordinate geometry.
The applet has a rectangle with draggable vertices. As the user res...
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Definition and properties of a...

Coordinate geometry (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page that show the definition and properties of a trapezoid in coordinate geometry.
The applet has a trapezoid with draggable vertices. As the user res...
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Definition and properties of a...

Line (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page that show the definition of a horizontal line in coordinate geometry.
The applet has two points that the user can drag which define a line.
The lin...
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Definition and properties of a...

Line (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page that show the definition of a vertical line in coordinate geometry.
The applet has two points that the user can drag which define a line.
The line ...
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Diagonals of a rectangle Math...

Rectangle (Geometry) 
Flash 
Activity 

[0]

A web page and interactive applet show how to compute the length of the diagonals of a rectangle.
A rectangle is shown that can be resized by dragging its vertices. As you drag, the diagonals a...
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Diagonals of a square  Math O...

Square (Geometry) 
Flash 
Activity 

[0]

A web page and interactive applet show how to compute the length of the diagonals of a square.
A square is shown that can be resized by dragging its vertices. As you drag, the diagonals are con...
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Distance from a point to a lin...

Point (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page that demonstrate how to find the perpendicular
distance between a point and a line.
The applet has a line with sliders that adjust its slope and in...
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Distance from a point to a lin...

Point (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page that demonstrate how to find the perpendicular
distance between a point and a line using trigonometry, given the coordinates of the point and the sl...
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Printable compass / straighted...

Straightedge and compass (Geometry) 
Flash 
Activity 

[2]

A web page that contains a list of 35 printable worksheets for compass and straightedge constructions.
Each printable sheet has 2 or 3 problems and links back to the pages interactively explaining th...
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The bounding box (Coordinate ...

Coordinate geometry (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page that show the definition and properties of the bounding box of a polygon or set of points. Also known as the circumscribed rectangle.
The bounding b...
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Traingle area, box method (Coo...

Coordinate geometry (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page that calculate the area of a triangle using the box method in coordinate geometry.
The applet has a triangle with draggable vertices. As you drag t...
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Triangle area, formula (Coordi...

Coordinate geometry (Geometry)+ 
Flash 
Activity 

[0]

An interactive applet and associated web page that calculate the area of a triangle using the formula method in coordinate geometry.
The applet has a triangle with draggable vertices. As you dr...
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Why AAA does not prove congrue...

Triangles (Geometry)+ 
Flash 
Activity 

[1]

An interactive applet and associated web page that shows that angleangleangle (AAA) is not enough
to prove congruence.
The applet shows two triangles, one of which can be dragged to resize it...
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Why SSA does NOT prove congrue...

Triangles (Geometry)+ 
Flash 
Activity 

[1]

An interactive applet and associated web page that shows that sidesideangle is not enough
to prove congruence, because two triangles can meet the condition.
The applet shows two triangles, on...
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