Trigonometry  Wikipedia
Trigonometry (from Greek trigōnon, "triangle" and metron, "measure") is a branch of mathematics that studies relationships involving lengths and angles of triangles.The field emerged in the Hellenistic world during the 3rd century BC from applications of geometry to astronomical studies.. The 3rdcentury astronomers first noted that the lengths of the sides of a rightangle triangle and the ...
Trigonometry  Khan Academy
Learn trigonometry for free—right triangles, the unit circle, graphs, identities, and more. Full curriculum of exercises and videos.
trigonometry  Definition, Formulas, Ratios, & Identities ...
Trigonometry in the modern sense began with the Greeks. Hipparchus (c. 190–120 bce) was the first to construct a table of values for a trigonometric function.He considered every triangle—planar or spherical—as being inscribed in a circle, so that each side becomes a chord (that is, a straight line that connects two points on a curve or surface, as shown by the inscribed triangle ABC in ...
Trigonometry  Math Is Fun
Trigonometry helps us find angles and distances, and is used a lot in science, engineering, video games, and more! RightAngled Triangle. The triangle of most interest is the rightangled triangle.The right angle is shown by the little box in the corner:
Amazon.com: Trigonometry  Mathematics: Books
Online shopping for Trigonometry  Mathematics from a great selection at Books Store.
Basic trigonometry  Basic trigonometry  Trigonometry  Khan Academy
Looking at the prefix, tri, you could probably assume that trigonometry ("trig" as it's sometimes called) has something to do with triangles. You would be right! Trig is the study of 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?
Basic Trigonometry
An introduction to trigonometric functions: sine, cosine, and tangent. About Khan Academy: Khan Academy is a nonprofit with a mission to provide a free, worldclass education for anyone, anywhere.
Trigonometry  Define Trigonometry at Dictionary.com
Trigonometry definition, the branch of mathematics that deals with the relations between the sides and angles of plane or spherical triangles, and the calculations based on them. See more.
Trigonometry on Steam
Trigonometry is a fun casual game, The rotating triangle in Trigonometry is the pivoting center of this exciting action game! Match colors to go further and try to beat your own score!
