# Educational Videos, Lessons and Games for K-12 School Kids

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# Trigonometry

Trigonometry is a branch of mathematics that deals with the relationships between the sides and angles of triangles, especially right-angle triangles. A set of functions, called trigonometric functions, represents these relationships in mathematical terms. Listed below are videos of trigonometry lessons to help kids learn about trigonometry and related concepts.

Educational Videos, Quizzes and Games for Kids in Kindergarten, Elementary, Middle and High Schools.
Watch Videos :  All videos & lessons on NeoK12 have been reviewed by K-12 teachers.
 Basic Trigonometry - I(8:44) Basic Trigonometry - II (5:54) Radians and degrees(9:55) Using Trigonometry Functions - I(10:02) Using Trigonometry Functions - II (8:37) Trigonometric Identities (9:09) Trigonometry word problems(9:56) Sin Cos Tan - Basic Trigonometry (3:33) Area of a Triangle Using Trigonometry (3:25) Trigonometry: The Law of Sines (6:30) Trigonometry: The Law of Cosines(9:30) Graphs of Trig Functions(10:15) Graphing Trig Functions(10:00)

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