10809
EXPLORE
LATEST
ABOUT
AUTHORING AREA
PARTICIPATE
Your browser does not support JavaScript or it may be disabled!
The Product of the Inradius and Three Exradii
Let ABC be a triangle with area
and let
be its inradius. Let
,
, and
be the exradii of the excircles opposite A, B, and C, respectively. Then
.
Contributed by:
Jay Warendorff
THINGS TO TRY
Drag Locators
SNAPSHOTS
RELATED LINKS
Excircles
(
Wolfram
MathWorld
)
Exradius
(
Wolfram
MathWorld
)
Incircle
(
Wolfram
MathWorld
)
Inradius
(
Wolfram
MathWorld
)
PERMANENT CITATION
"
The Product of the Inradius and Three Exradii
" from
the Wolfram Demonstrations Project
http://demonstrations.wolfram.com/TheProductOfTheInradiusAndThreeExradii/
Contributed by:
Jay Warendorff
Share:
Embed Interactive Demonstration
New!
Just copy and paste this snippet of JavaScript code into your website or blog to put the live Demonstration on your site.
More details »
Download Demonstration as CDF »
Download Author Code »
(preview »)
Files require
Wolfram
CDF Player
or
Mathematica
.
Related Demonstrations
More by Author
The Product of the Inradius and Semiperimeter of a Triangle
Jay Warendorff
The Product of the Side Lengths of a Triangle
Jay Warendorff
The Sum of the Square Roots of the Areas of Three Subtriangles
Jay Warendorff
Relations between Some Triangles Associated with Excircles
Jay Warendorff
Three Subtriangles of a Triangle
Jay Warendorff
Another Relation between the Areas of Triangles Associated with an Excircle
Jay Warendorff
On the Areas of Triangles Associated with an Excircle
Jay Warendorff
The Excentral Triangle and a Related Hexagon
Jay Warendorff
The Area of a Triangle inside the Incircle
Jay Warendorff
Largest Isosceles Triangle Inscribed in a Circle
Jay Warendorff
Related Topics
Area
Plane Geometry
Triangles
Browse all topics
Note: To run this Demonstration you need Mathematica 7+ or the free Mathematica Player 7EX
Download or upgrade to
Mathematica Player 7EX
I already have
Mathematica Player
or
Mathematica 7+