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Resource Name	Topic (Course)	Technology	Type	Rating
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Distance from a point to horiz...	Point (Geometry)+	Calculator	Tool	[0]
An interactive applet and associated web page that demonstrate how to find the perpendicular distance between a point and a line that is either vertical or horizontal, given the coordinates of... More: lessons, discussions, ratings, reviews,...
Basic Terms of Geometry	Points and lines (Geometry)	Computer	Support Material	[0]
Provides illustrations and definitions of the basic terms of geometry (i.e. line, point). More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book I, Def...	Plane (Geometry)	Computer	Support Material	[0]
Gives Euclid's original definition of a plane surface and then examines the definition's validity and durability. More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book I, Def...	Line (Geometry)	Computer	Support Material	[1]
Gives Euclid's original definition that the ends of a line are points and then examines the definition's validity and durability. More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book I, Def...	Point (Geometry)	Computer	Support Material	[0]
Gives Euclid's original definition of a point and then examines the definition's validity and durability. More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book I, Def...	Line (Geometry)	Computer	Support Material	[2]
Gives Euclid's original definition of a straight line and then examines the definition's validity and durability. More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book I, Def...	Plane (Geometry)	Computer	Support Material	[0]
Gives Euclid's original definition of surface and then examines the definition's validity and durability. More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book I, Def...	Line (Geometry)+	Computer	Support Material	[0]
Gives Euclid's original definition that edges of a surface are lines and then examines the definition's validity and durability. More: lessons, discussions, ratings, reviews,...
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... More: lessons, discussions, ratings, reviews,...
Geometria	Points and lines (Geometry)	Computer	Tool	[0]
Geometria is free (GPL) cross-platform software based on a two-role (teacher, student) model. The teacher creates a problem, provides it with an answer and saves the problem in a file. The student ope... More: lessons, discussions, ratings, reviews,...
The Betweenness Theorem	Points and lines (Geometry)	Computer	Lesson Plan	[0]
This lesson provides directions for teaching the betweenness theorem using Geometer's Sketchpad. More: lessons, discussions, ratings, reviews,...
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... More: lessons, discussions, ratings, reviews,...
Bottomless Worksheet of Midpoi...	Line (Geometry)	Flash	Tool	[1]
This Flash program gives students endless practice on finding the midpoint of a line segment bounded by two points. It randomly generates ten sets of points and an answer key, which you can print out ... More: lessons, discussions, ratings, reviews,...
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 ... More: lessons, discussions, ratings, reviews,...
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... More: lessons, discussions, ratings, reviews,...
Distance between two points - ...	Point (Geometry)	Flash	Tool	[0]
An interactive applet and associated web page that demonstrate how to find the distance between two points with given coordinates. The applet has two points on a Cartesian plane. As the user ... More: lessons, discussions, ratings, reviews,...
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... More: lessons, discussions, ratings, reviews,...
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... More: lessons, discussions, ratings, reviews,...
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... 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 ... 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,...
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... More: lessons, discussions, ratings, reviews,...
Point (Coordinate Geometry) - ...	Point (Geometry)	Flash	Tool	[0]
An interactive applet and associated web page that describe the concept of a point in coordinate geometry. The applet show one point initially, but clicking anywhere adds more. As the points a... More: lessons, discussions, ratings, reviews,...
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,...
Collinear Points - Math Open R...	Points and lines (Geometry)	Java Applet	Tool	[1]
An interactive applet and associated web page that demonstrate the concept of collinear points. Four draggable points are shown. Dragging any one of them will cause the others to move so the... More: lessons, discussions, ratings, reviews,...
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