When tracing the sine function around a complete rotation of the unit circle, the resulting curve resembles a wave; negative values in this representation indicate that the opposite side is in the lower semicircle of the circle.

factualpending

Speaker

Unidentified Speaker — Truly Understand Trigonometry [ZU-cIz8dvqU]

Evidence Quote

“If we now rotate around the entire circle and trace the path, we obtain this curve for the sign...Here, negative lengths mean that the opposite side is in the lower semicircle.”

Source

Truly Understand Trigonometry— snsus
Created: 8/12/2026, 6:18:22 PM

My Notes

Loading notes...