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Trigonometry is also known as "trig". It is a branch of mathematics that explores triangles and the relationships of sides and degrees.
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Fast Facts
- Was probably invented for nautical navigation
- Origins can be traced to ancient Egypt
- First recorded use came from Hipparchus
- Ptolemy further developed trigonometric calculations
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Glossary
- Triangle: Polygon with 3 sides and 3 angles
- Right Angle: Angle that measures 90 degrees or one half of a Pi radian
- Right Triangle: A triangle with one right angle
- Hypotenuse: The side of a triangle that is directly opposite of the right angle
- Pythagorean Theorem: States that the square of the hypotenuse is equal to the sum of the squares of the other two sides in a right triangle
- Trigonometric Functions: Sine, Cosine, Tangent, Cotangent, Secant, Cosecant
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The Mahalo Top 7
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Dave's Short Trigonometry Course
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Wikibooks: Trigonometry Online Textbook
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Wikipedia: Trigonometry
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Math.com: Trigonometry Function Overview
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Clark University: What is Trigonometry?
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S.O.S. Mathematics: Trigonometry
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Wolfram Math World: Trigonometry
mathworld.wolfram.com
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Dave's Short Trigonometry Course
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Trigonometry on Twitter Powered by Twitter
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Your Ipod compresses and decompresses music using trigonometry =] =] =]
@OneMoreGo | November 10, 2009 07:38 PM -
Life is a fucking bitch sometimes.. Trigonometry.. Keep me SANE please?.. I just want Taiwan to come {escape from this place..}* xo
@LiChi_Pan | November 10, 2009 07:23 PM -
Plus...maths...homework...calm down child it's trigonometry, and you like trig, right? I do, but STILL.
@helloskittles | November 10, 2009 07:01 PM -
Save me some RT @mallz Finally, lunchtime. Todays menu consists of grilled pteradactyl.TrigoNOMetry
@MissZindzi | November 10, 2009 06:19 PM -
Finally, lunchtime. Todays menu consists of grilled pteradactyl. TrigoNOMetry
@mallz | November 10, 2009 06:12 PM
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Trigonometry on Amazon | View All
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QuickStudy Trigonometry - $19.95
Quickstudy Trigonometry provides a solid educational foundation that will raise grades and test scores and improve math skills in the classroom and beyond. Improve grades and test scores Multimedia learning system makes e...
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The Trigonometry and Pre-Calculus Tutor - 2 DVD Set! - 5 Hour Course! - $34.99
The Trigonometry and Pre-Calculus Tutor is the easiest way to improve your grades in Trig and Pre-Calculus! How does a baby learn to speak? By being immersed in everyday conversation. What is the best way to learn Trig and Pre-Calculus? By ...
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Analytic Trigonometry with Applications: Test Bank
Learning trigonometry concepts can be a difficult and frustrating process. The tenth edition of this successful book helps readers gain a strong understanding of these concepts by discovering how trigonometry is relevant in their lives thro...
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Algebra and Trigonometry - $159.33
The Eighth Edition of this highly dependable book retains its best features–accuracy, precision, depth, and abundant exercise sets–while substantially updating its content and pedagogy. Striving to teach mathe...
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Trigonometry (9th Edition) - $143.00
Over the years, the text has been shaped and adapted to meet the changing needs of both students and educators. As always, special care was taken to respond to the specific suggestions of users and reviewers through enhanced discussions, ne...
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Questions and Answers About Trigonometry | View All | Ask a Question
View All Trigonometry Questions (5) | Ask a QuestionI need 2 methods,at least, for solving this expression: sin 15 + sin 75! (2 Answers)One is to just calculate the sin of each - you might need to use the formulas for half angle (15 degrees is half of 30, sin30= .5) Another is ... read moreWho invented trigonometry and how could they justify it? (1 Answer)"Development of Trigonometry is not the work of any one man or nation. Its history spans thousands of years and has touched every major civilization. It first originated in India ... read moreSchoolwork is not fun... when will I EVER use trigonometry in real life? (4 Answers)Almost never unless you choice a profession that uses a lot of math. read morehi all..i need some trigonometry questions for practicing for SAT...thanx for your help... (2 Answers)Heyyyy, why don't search online for the practice questions. My sister was preparing for her SAT and she found the following sites helpful. www.sat-preparation.co.il www.examville.com Hope you find this helpful. read more
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Trigonometry News
- Google News: Trigonometry
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Uses of Trigonometry
- Wikipedia: Uses of Trigonometry
- Math Careers: What's the Use of Trigonometry?
- Algebra for the Athletes.com: Land Surveyors & Trigonometry
- U.S. Department of Energy: Careers & Trigonometry
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