Trigonometry - Wikipedia, the free encyclopedia
Trigonometry (from Greek trigōnon "triangle" + metron "measure") [1] is a branch of mathematics that studies triangles, particularly right triangles.

Dave's short course in trigonometry
Covers basic definitions and concepts in beginning trigonometry.

S.O.S. Math - Trigonometry
Covers measuring degrees, equations, and formulas. Includes illustrations and related links.

Topics in trigonometry. Table of contents.
Trigonometry from the very beginning. ... To view these pages as intended, it is best to view them with Internet Explorer 6 or Firefox 3, and with Garamond as the font.

Trigonometry -- from Wolfram MathWorld
The study of angles and of the angular relationships of planar and three-dimensional figures is known as trigonometry. The trigonometric functions (also called the circular ...

Math.com Homework Help Trigonometry
Free math lessons and math homework help from basic math to algebra, geometry and beyond. Students, teachers, parents, and everyone can find solutions to their math problems ...

Mathwords: Index for Trigonometry
Index for Trigonometry Math terminology from triangle trig, circle trig. Includes material about trig functions, their inverses, and trig identities.

trigonometry - definition of trigonometry by the Free Online ...
trig·o·nom·e·try (tr g-n m-tr) n. The branch of mathematics that deals with the relationships between the sides and the angles of triangles and the calculations based on them ...

trigonometry: Definition from Answers.com
trigonometry n. The branch of mathematics that deals with the relationships between the sides and the angles of triangles and the calculations based

Trig | Definition of Trig at Dictionary.com:
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