File:Spread between two lines.svg

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Original file (SVG file, nominally 512 × 646 pixels, file size: 29 KB)

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Description The spread between two lines. Spread is a rational trigonometry concept analogous to the angle of “classical” trigonometry.
Date
Source Similar to a diagram in Wildberger, Norman J. (2007). "A Rational Approach to Trigonometry". Math Horizons November 2007: 16–20. This version created by bdesham in Inkscape.
Author Benjamin D. Esham (bdesham)
Permission
(Reusing this file)		 As a courtesy (but not a requirement), please e-mail me or leave a note on my talk page if you use this image outside of Wikipedia. Thanks!
Benjamin D. Esham, the copyright holder of this work, hereby publishes it under the following license:
Public domain This work has been released into the public domain by its author, Benjamin D. Esham. This applies worldwide.
In some countries this may not be legally possible; if so:
Benjamin D. Esham grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
SVG development
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 The SVG code is valid.
 This trigonometry was created with Inkscape by bdesham, or with something else.

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Date/TimeThumbnailDimensionsUserComment
current02:32, 20 November 2007Thumbnail for version as of 02:32, 20 November 2007512 × 646 (29 KB)wikimediacommons>Bdesham{{User:Bdesham/Information | Description = The spread between two lines. Spread is a rational trigonometry concept analogous to the angle of “classical” trigonometry. | Source = Similar to a diagram in {{citation | first = Norman J. | last = Wildberg

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