Trigonometry - Wikipedia
Trigonometry (from Greek trigōnon, "triangle" and metron, "measure") is a branch of mathematics that studies relationships involving lengths and angles of triangles.
Introduction to Trigonometry - Math Is Fun
Trigonometry helps us find angles and distances, and is used a lot in science, engineering, video games, and more! Right-Angled Triangle. The triangle of most ...
trigonometry | Definition, Formulas, Ratios, & Identities ...
Trigonometry: Trigonometry, the branch of mathematics concerned with specific functions of angles.
Trigonometry | Khan Academy
Learn trigonometry for free—right triangles, the unit circle, graphs, identities, and more. Full curriculum of exercises and videos.
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 ...
Trigonometry with right triangles | Math | Khan Academy
Learn the basics of trigonometry: What are sine, cosine, and tangent? How can we use them to solve for unknown sides and angles in right triangles?
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 ...
Trigonometry Homework Help | Free Online Trigonometry Course ...
Get Trigonometry homework help online. Gain complete understanding of Trigonometry with our free trigonometry course covering formulas, degrees, equations and more.
Trigonometry: Theorems, formula, rules and Worksheets
Trignometry resources--video tutorials, interactive lessons and free calculators
What Is Trigonometry?
Trigonometry is a branch of mathematics that studies relationships between the sides and angles of triangles.