| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | trigonometric function | Western countries | Commonly taught in mathematics education, especially in high school and college level. | 1 |
| 2 | trigonometric function | Western countries | Trigonometric functions are commonly taught in mathematics education and are used in a wide range of applications such as engineering, physics, and surveying. | 1 |
| 3 | trigonometric function | Western countries | Fundamental part of high school and college math curriculum, used for solving geometric problems and modeling periodic phenomena | 1 |