| Clue | Source | Date |
|---|---|---|
| Ratio of two sides in a right-angled triangle, in brief | New York Times | 09 Jul 2022 |
| Trig function | Premier Sunday | 04 Jul 2021 |
| Trig ratio | New York Times | 21 Apr 2021 |
| Trig function | The Washington Post | 14 Dec 2019 |
| Trig function | LA Times Daily | 14 Dec 2019 |
| Right-triangle ratio, for short | The Chronicle of Higher Education | 23 Jan 2015 |
| Right-triangle ratio, for short | ||
| Trig ratio | ||
| Trig function | ||
| Trig function | ||
| Trig function: Abbr. | ||
| Trig function | ||
| Trig function | ||
| Trig ratio | ||
| Trig function | ||
| Trig function | ||
| Right-triangle ratio, for short |