This trigonometry video tutorial focuses on graphing trigonometric functions. It explains how to identify the amplitude, period, phase shift, vertical shift, and midline of a sine or cosine function. In addition, it discusses how to graph sinusoidal functions using transformations. The graphs of tangent, cotangent, cosecant and secant are covered as well. Trigonometry - Free Formula Sheet: Functions - Free Formula Sheet: Trigonometry Final Exam Review: Trigonometry Video Lessons: Final Exam and Test Prep Videos: