| Answer | Crossword Clue |
|---|---|
| SINE | Trigonometrical function |
| SINE | A trigonometrical function. |
| cotan | a trigonometrical function of an angle |
| cosine | a trigonometrical function of an angle |
| cotans | COTAN, a trigonometrical function of an angle |
| cosines | COSINE, a trigonometrical function of an angle |
| cosec | a trigonometrical function of an angle, also COSECANT |
| cosecant | a trigonometrical function of an angle, also COSEC |
| cosecs | COSEC, a trigonometrical function of an angle, also COSECANT |
| cosecants | COSECANT, a trigonometrical function of an angle, also COSEC |
