Evaluate the six trig functions given an angle

The video tutorial covers the process of evaluating trigonometric functions for a given angle, specifically five π/4. It begins with setting up the angle and identifying the reference angle. The tutorial then explains how to find the reference points on the unit circle and apply the correct signs based on the quadrant. The instructor evaluates the cosine, sine, and tangent functions, and discusses the reciprocal functions, secant and cosecant, emphasizing the importance of understanding their relationships. The session concludes with clarifications on handling negative values and addressing student questions.

How do you evaluate the six trigonometric functions for the angle 5π/4?

Describe the relationship between cosine and secant.