Learn how to calculate the trig functions (sine, cosine, tangent, cotangent, secant, cosecant) using the unit circle. Learn how to identify the radian measure at various points on the unit circle along with how to count along the unit circle in radian measure in support of calculating the values of the trigonometric functions.

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

Common Sine, Cosine, and Tangent Values (16:23); --Finding x and y using Sine, Cosine, and Tangent (6:18); -- Solving Problems with Sine and Cosine (20:35); -- Solving Problems with Tangent (14:00); .