What are reference angles

The video tutorial explains the concept of reference angles in trigonometry, emphasizing their importance in evaluating trigonometric functions. It covers the definition of reference angles, their properties, and how they are used in different quadrants. The tutorial also provides mathematical methods and equations to evaluate reference angles, ensuring they are always acute and positive. The video concludes with a summary of key equations for finding reference angles in degrees and radians.

Why can't reference angles be negative?

What is the significance of reference angles being acute?

Describe the equations used to find reference angles based on the quadrant.