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A Japanese Temple Problem	Tangents (Geometry)	Sketchpad	Activity	[0]
In this guided Geometer's Sketchpad exploration, students use their knowledge of tangent circles to discover a relationship between the radii of three circles which are mutually tangent to each other ... More: lessons, discussions, ratings, reviews,...
Kissing Circles	Tangents (Geometry)	Sketchpad	Activity	[0]
This guided exploration, using Geometer's Sketchpad, examines the properties of tangent circles ("osculating" or kissing circles). More: lessons, discussions, ratings, reviews,...
Three Tangents to a Circle	Tangents (Geometry)	Sketchpad	Activity	[0]
A guided exploration of a triangle formed by three tangents to a circle, and interrelations between its perimeter and the location of the tangents, using Geometer's Sketchpad. More: lessons, discussions, ratings, reviews,...
Circle Geometry Whiteboard Min...	Tangents (Geometry)	Flash	Tool	[0]
Teach your geometry students advanced circle concepts with this set of interactive whiteboard mini-movies. Animated flash cards bring the concepts to life while the interactive circle allows you to cr... More: lessons, discussions, ratings, reviews,...
Interactive Circle	Tangents (Geometry)	Flash	Tool	[1]
Use the interactive circle to create the following circle parts: -Radius -Diameter -Tangent -Chord -Sector -Inscribed Angles -Central Angle -Segment -Ar... More: lessons, discussions, ratings, reviews,...
Construct Tangents from a Poin...	Tangents (Geometry)	Java Applet	Tool	[0]
An interactive applet and associated web page that demonstrate how to construct the two possible tangents to a circle from an external given point, using compass and straightedge. It starts wi... More: lessons, discussions, ratings, reviews,...
Construct a tangent at a poin...	Tangents (Geometry)	Java Applet	Tool	[0]
An interactive applet and associated web page that demonstrate how to construct a tangent to a cicrle at a given point on the circle, using compass and straightedge. It starts with the given c... More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book 3, Pro...	Tangents (Geometry)	Java Applet	Tool	[0]
Euclid's proposition shows that the line drawn at the tip of the diameter and perpendicular to it will fall outside the circle (and be tangent to the circle). The guide then examines the structure of... More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book 3, Pro...	Tangents (Geometry)	Java Applet	Tool	[0]
Euclid's proposition shows that a tangent is perpendicular to the diameter of the circle at that point of intersection. The guide then examines the structure of the proposition. The To reset the app... More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book 3, Pro...	Tangents (Geometry)	Java Applet	Tool	[0]
Euclid's proposition states that when a line is drawn perpendicular to a circle's tangent, then that line passes through the circle's center (and is a diameter). The guide then examines the structure... More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book 3, Pro...	Tangents (Geometry)	Java Applet	Tool	[0]
Euclid's proposition deals with angles formed within a circle and the relationship to the tangents. The guide then examines the structure of the proposition. The To reset the applet, press "r" while... More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book 3, Pro...	Tangents (Geometry)	Java Applet	Tool	[0]
Euclid's proposition shows how to cut an arc equal to a given length and with a given angle (to a tangent of the circle). The guide then examines the structure of the proposition. The To reset the a... More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book 3, Pro...	Tangents (Geometry)	Java Applet	Tool	[0]
Euclid's proposition deals with proving equality among quadrilaterals constructed using diameters and tangents with respect to the given circle. The guide then examines the structure of the propositio... More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book 3, Pro...	Tangents (Geometry)	Java Applet	Tool	[0]
Euclid's proposition deals with quadrilaterals constructed using lines that cut and fall tangent to the given circle. The guide then examines the structure of the proposition. The To reset the apple... More: lessons, discussions, ratings, reviews,...
Euclid's Elements, Book III, D...	Tangents (Geometry)	Java Applet	Tool	[0]
Provides Euclid's definition of circle and line intersection (touch) and inspects it. To reset the applet, press "r" while your cursor is over the diagram. More: lessons, discussions, ratings, reviews,...
Tangent Line - Math Open Refer...	Tangents (Geometry)	Java Applet	Tool	[0]
An interactive applet and associated web page that demonstrate a tangent to a circle. (not trig). The applet shows a circle and a tangent line. The center point and the tangent contact point ar... More: lessons, discussions, ratings, reviews,...
Tangent to an Ellipse - Math O...	Tangents (Geometry)	Java Applet	Tool	[0]
An interactive applet and associated web page that demonstrate the tangent to an ellipse. An ellipse is shown and a tangent line that touches it at the one point. The user can drag the tang... More: lessons, discussions, ratings, reviews,...
Examining Angles in Circles	Tangents (Geometry)	Sketchpad	Tool	[0]
Investigate central angles, inscribed angles, angles formed by a tangent and chord, angles formed by intersecting chords, angels formed by two secants, angles formed by a tangent and a secant, and ang... More: lessons, discussions, ratings, reviews,...
Examining Segments in Circles	Tangents (Geometry)	Sketchpad	Tool	[0]
Investigate the segment relationships in circles relating to chords, secants and tangents. More: lessons, discussions, ratings, reviews,...
Funhouse Mirrors	Tangents (Geometry)	Sketchpad	Tool	[0]
A Geometer's Sketchpad tool for constructing distorted images that can be viewed undistorted with a cylindrical mirror. The file contains tabbed pages with several images, a grid for students to draw... More: lessons, discussions, ratings, reviews,...
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