Exact Trig Values - Hand Trick

Exact Trig Values - Hand Trick

Assessment

Interactive Video

Science, Physics, Chemistry, Health Sciences, Biology

6th Grade - University

Hard

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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.

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OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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