Exact Trig Values - Hand Trick

The video tutorial introduces a hand trick to easily find exact trigonometric values for angles 0, 30, 45, 60, and 90 degrees. By labeling fingers with these angles, the trick involves bending a finger and counting the fingers above or below it to calculate sine, cosine, and tangent values. The method simplifies the process by using square roots and division, providing a memorable way to recall these values without a table.

Explain how to find the cosine of 60 degrees using the hand trick.

Describe the process to calculate the tangent of 60 degrees using the hand trick.