The definition of sine, cosine, tangent, cotangent, secant, and cosecant are expressed in terms of the sides of a right triangle. The reciprocal relations between these functions are presented to students. These properties are used to solve several trigonometric problems in step-by-step detail.

Originally released by TMW Media Group, 2008. Streaming video file encoded with permission for digital streaming by Infobase on May 08, 2015.

Sine, Cosine, and Tangent (8:45); --Cotangent, Secant, and Cosecant (5:39); -- Sample Problems Using Trigonometric Functions (8:11); -- More Sample Problems Using Trigonometric Functions (8:34); .