| Answer | Crossword Clue |
|---|---|
| SECANTS | Reciprocals of cosines |
| TRIG | Class in which the law of cosines is taught |
| SECANT | Cosine's reciprocal |
| MHOS | Reciprocals of ohms. |
| OHMS | Reciprocals of siemens |
| RATIOS | Sines and cosines |
| RATIOS | Sines, cosines, etc. |
| TRIG | Course with sines and cosines, for short |
