History of trigonometry - Wikipedia
Early study of triangles can be traced to the 2nd millennium BC, in Egyptian mathematics (Rhind Mathematical Papyrus) and Babylonian mathematics.Systematic study of trigonometric functions began in Hellenistic mathematics, reaching India as part of Hellenistic astronomy. In Indian astronomy, the study of trigonometric functions flourished in the Gupta period, especially due to Aryabhata (sixth ...
Trigonometry: I.M. Gelfand, Mark Saul: 9780817639143 ...
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Free Trigonometry Tutorials and Problems
Free Tutorials, problems and self tests on trigonometry. Examples and problems with solutions are included.
Sine, Cosine, Tangent - Math Is Fun
Sine, Cosine and Tangent. Three Functions, but same idea. Right Triangle. Sine, Cosine and Tangent are the main functions used in Trigonometry and are based on a Right-Angled Triangle.. Before getting stuck into the functions, it helps to give a name to each side of a right triangle:
Trigonometry For Dummies: Mary Jane Sterling ...
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Trigonometric functions - Wikipedia
In mathematics, the trigonometric functions (also called circular functions, angle functions or goniometric functions) are functions of an angle.They relate the angles of a triangle to the lengths of its sides. Trigonometric functions are important in the study of triangles and modeling periodic phenomena, among many other applications.
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, which studies the measure of triangles, takes algebra to the next level. Its most well-known features include the Pythagorean Theorem and the sine, cosine, and tangent ratios.
Download Advanced Trigonometry Calculator Portable 1.9.7
Free Download Advanced Trigonometry Calculator Portable 1.9.7 - Calculate various mathematical functions in a command-based GUI, process multiple ex...
Math Study Guides - SparkNotes
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