10278
EXPLORE
LATEST
ABOUT
AUTHORING AREA
PARTICIPATE
Your browser does not support JavaScript or it may be disabled!
Dintzl's Law of Cosines Dissection
This Demonstration gives Dintzl's dissection proof of the law of cosines:
,
.
Contributed by:
Izidor Hafner
Based on work by:
Greg N. Frederickson
SNAPSHOTS
DETAILS
G. N. Frederickson,
Dissections: Plane & Fancy
, New York: Cambridge Univ. Press, 1997 pp. 39.
RELATED LINKS
Law of Cosines
(
Wolfram
MathWorld
)
PERMANENT CITATION
"
Dintzl's Law of Cosines Dissection
" from
the Wolfram Demonstrations Project
http://demonstrations.wolfram.com/DintzlsLawOfCosinesDissection/
Contributed by:
Izidor Hafner
Based on work by:
Greg N. Frederickson
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
Hunger's Law of Cosines Dissection
Izidor Hafner
The Law of Cosines
Chris Boucher
The Law of Sines
Chris Boucher
Difference Formula for Cosine
Chris Boucher
Cofunction Identities for Sine and Cosine
Chris Boucher
Sine, Cosine, and Tangent Using Ratios of Sides of a Right-Angled Triangle
George Beck
The Sum of the Sines of a Sum and Difference of Two Angles
Izidor Hafner
A Special Case of the Sum of Two Cosines
Izidor Hafner
Spherical Triangle Solutions
Hans Milton
How the Trigonometry Functions Are Related
C. Ormullion
Related Topics
Triangles
Trigonometric Functions
High School Algebra II and Trigonometry
High School Geometry
High School Mathematics
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+