Browsing: All Content in Geometry for Centers of triangles Browse discussions |
Login to Subscribe / Save Results
|
Resource Name |
Topic (Course) |
Technology |
Type |
$? |
Rating |
|
A "Possibly New Theorem"
|
Centers of triangles (Geometry) |
Sketchpad |
Activity |
|
[0]
|
This guided exploration, using Geometer's Sketchpad, leads students to notice what John Conway saw in this triangle construction.
More: lessons, discussions, ratings, reviews,...
|
|
A Continuation of Minimum Peri...
|
Centers of triangles (Geometry) |
Sketchpad |
Activity |
|
[0]
|
A further guided exploration of triangles inscribed within triangles, using Geometer's Sketchpad.
More: lessons, discussions, ratings, reviews,...
|
|
A Triangle Center
|
Centers of triangles (Geometry) |
Sketchpad |
Activity |
|
[0]
|
In this guided exploration, students use Geometer's Sketchpad to discover a characteristic of one of the special triangle centers.
More: lessons, discussions, ratings, reviews,...
|
|
Angle Bisectors in a Triangle
|
Centers of triangles (Geometry) |
Sketchpad |
Activity |
|
[0]
|
A guided exploration of the angle bisectors of a triangle, and the point at which they intersect, using Geometer's Sketchpad.
More: lessons, discussions, ratings, reviews,...
|
|
Exploring Centers of a Triangl...
|
Centers of triangles (Geometry) |
Sketchpad |
Activity |
|
[0]
|
Using problem solving skills, formal geometry, and The Geometer's Sketchpad, students will model and solve a real-world problem by constructing the centroid of a triangle. Students will explore...
More: lessons, discussions, ratings, reviews,...
|
|
Exploring Centers of a Triangl...
|
Centers of triangles (Geometry) |
Sketchpad |
Activity |
|
[0]
|
Using problem solving skills, formal geometry, and The Geometer's Sketchpad, students will model and solve two real-world problems by constructing the incenter and circumcenter of triangles. St...
More: lessons, discussions, ratings, reviews,...
|
|
Geometry Quickies #1
|
Centers of triangles (Geometry) |
Sketchpad |
Activity |
|
[0]
|
The activity based around medians in this series may generate some questions. Here is a further exploration of the topics it raised, again with reference to Geometer's Sketchpad.
More: lessons, discussions, ratings, reviews,...
|
|
Medians in a Triangle
|
Centers of triangles (Geometry) |
Sketchpad |
Activity |
|
[0]
|
A guided exploration of medians in a triangle using Geometer's Sketchpad.
More: lessons, discussions, ratings, reviews,...
|
|
Medians in a Triangle
|
Centers of triangles (Geometry) |
Sketchpad |
Activity |
|
[0]
|
|
Students discover various properties of the three medians of a triangle. The link to the activity itself is to a zip file that contains a pdf file of the activity.
This is a free sample a...
More: lessons, discussions, ratings, reviews,...
|
|
The Centroid of a Triangle
|
Centers of triangles (Geometry) |
Sketchpad |
Activity |
|
[0]
|
An exploration using Geometer's Sketchpad of the centroid of a triangle, and the way it divides the larger triangle.
More: lessons, discussions, ratings, reviews,...
|
|
Two Minimum Length Problems an...
|
Centers of triangles (Geometry) |
Sketchpad |
Activity |
|
[0]
|
A guided exploration of minimum distances from vertices of a triangle or quadrilateral to a point within the figure, using Geometer's Sketchpad.
More: lessons, discussions, ratings, reviews,...
|
|
The Centroid of a Triangle
|
Centers of triangles (Geometry) |
Computer |
Lesson Plan |
|
[0]
|
This lesson provides directions for teaching about the centroid of a triangle using Geometer's Sketchpad.
More: lessons, discussions, ratings, reviews,...
|
|
Medians of a Triangle
|
Centers of triangles (Geometry) |
Computer |
Support Material |
|
[0]
|
The definition and an illustration of the medians of a triangle. From Illuminations' IGD: Interactive Geometry Dictionary.
More: lessons, discussions, ratings, reviews,...
|
|
Euler line - Math Open Referen...
|
Centers of triangles (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,...
|
|
Center of a Regular Polygon - ...
|
Centers of triangles (Geometry) |
Java Applet |
Tool |
|
[0]
|
|
An interactive applet and associated web page that the definition of the center of a regular polygon.
The applet presents a regular polygon, where the user can drag any vertex to resize it, an...
More: lessons, discussions, ratings, reviews,...
|
|
Centers of Triangles
|
Centers of triangles (Geometry) |
Java Applet |
Tool |
|
[1]
|
See the different centers of a triangle and how they are related to the medians, perpendicular bisectors, and altitudes of the triangle. Students can manipulate the triangle and try to answer the fol...
More: lessons, discussions, ratings, reviews,...
|
|
Circumcircle of a Triangle - M...
|
Centers of triangles (Geometry) |
Java Applet |
Tool |
|
[0]
|
|
An interactive applet and associated web page that demonstrate the properties of the circumcircle of a triangle.
The applet shows a triangle where the user can drag the vertices to reshap...
More: lessons, discussions, ratings, reviews,...
|
|
Construct the Circumcircle of ...
|
Centers of triangles (Geometry) |
Java Applet |
Tool |
|
[0]
|
|
An interactive applet and associated web page that provide step-by-step instructions on how to find
the circumcircle of a triangle using only a compass and straightedge.
The method used involves...
More: lessons, discussions, ratings, reviews,...
|
|
Constructing Incenter and Inci...
|
Centers of triangles (Geometry) |
Java Applet |
Tool |
|
[0]
|
|
An interactive applet and associated web page that demonstrate how to construct the incircle of triangle using compass and straightedge.
It starts with a given triangle, and using animation tha...
More: lessons, discussions, ratings, reviews,...
|
|
Constructing the circumcenter ...
|
Centers of triangles (Geometry) |
Java Applet |
Tool |
|
[0]
|
|
An interactive applet and associated web page that provide step-by-step animated instructions on how to
construct the circumcenter of a triangle.
The animation can be run either co...
More: lessons, discussions, ratings, reviews,...
|
|
Constructing the incenter of a...
|
Centers of triangles (Geometry) |
Java Applet |
Tool |
|
[0]
|
|
An interactive applet and associated web page that provide step-by-step animated instructions on how to
construct the incenter of a triangle.
The animation can be run either contin...
More: lessons, discussions, ratings, reviews,...
|
|
Constructing the orthocenter o...
|
Centers of triangles (Geometry) |
Java Applet |
Tool |
|
[0]
|
|
An interactive applet and associated web page that provide step-by-step instructions on how to construct the orthocenter of a triangle
using only a compass and straightedge.
The method used invo...
More: lessons, discussions, ratings, reviews,...
|
|
Euclid's Elements, Book 4, Pro...
|
Centers of triangles (Geometry) |
Java Applet |
Tool |
|
[0]
|
Euclid's proposition shows how to circumscribe a circle about a given triangle. The guide then examines the structure of the proposition. The To reset the applet, press "r" while your cursor is over...
More: lessons, discussions, ratings, reviews,...
|
|
Euclid's Elements, Book 4, Pro...
|
Centers of triangles (Geometry) |
Java Applet |
Tool |
|
[0]
|
Euclid's proposition shows how to inscribe a circle within a given triangle. The guide then examines the structure of the proposition. The To reset the applet, press "r" while your cursor is over th...
More: lessons, discussions, ratings, reviews,...
|
|
Euler Line
|
Centers of triangles (Geometry) |
Java Applet |
Tool |
|
[0]
|
Use this applet to find out how to construct the Euler line. Part of Illuminations' IGD: Interactive Geometry Dictionary.
More: lessons, discussions, ratings, reviews,...
|
|
Page 1
2
next »
|