Sine

Pronunciation: /saɪn/ ?

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Manipulative 1: Sine. Created with GeoGebra.

Sine is defined to be equal to the length of the side opposite the angle divided by the length of the hypotenuse.[1] In manipulative 1, click on the blue points and drag them to change the figure.

sine=opposite/hypotenuse; sine=1/cosecant
Figure 1: Sine Equations.

References

  1. Fine, Henry B., Ph. D.. Number-System of Algebra Treated Theoretically and Historically, 2nd edition, pp 28-29,47-48. D. C. Heath & Co., Boston, U.S.A., 1907. (Accessed: 2009-12-19). http://www.archive.org/stream/thenumbersystemo17920gut/17920-pdf#page/n37/mode/1up/search/sine.
  2. Hutton, Charles. A Course in Mathematics, Volume II, 4th edition, pg 2. G. & J. Robinson, 1804. (Accessed: 2010-01-21). http://www.archive.org/stream/courseofmathemat02huttrich#page/2/mode/1up/search/cosecant.
  3. sine. http://wordnet.princeton.edu/. WordNet. Princeton University. (Accessed: 2011-01-08). http://wordnetweb.princeton.edu/perl/webwn?s=sine&sub=Search+WordNet&o2=&o0=1&o7=&o5=&o1=1&o6=&o4=&o3=&h=.

More Information

  • McAdams, David. Cosecant. allmathwords.org. All Math Words Encyclopedia. Life is a Story Problem LLC. 2009-03-12. http://www.allmathwords.org/article.aspx?lang=en&id=Cosecant.

Cite this article as:


Sine. 2009-12-19. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/s/sine.html.

Translations

Image Credits

Revision History


2009-12-19: Added "References" (McAdams, David.)
2008-10-30: Changed manipulative to GeoGebra (McAdams, David.)
2008-04-30: Initial version (McAdams, David.)

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