| Answer | Crossword Clue |
|---|---|
| ETNA | Conic heater |
| ELLIPSE | Conic section |
| APSES | Conic sections |
| FRUSTA | Conic sections? |
| PARABOLA | Conic section. |
| SYMMETRY | Conic-section characteristic |
| PARABOLAS | Certain conic sections |
| ELLIPSE | Certain conic section |
| ARC | Conic section section |
| PARABOLAS | Some conic sections |
| HYPEROLA | Type of conic section |
| POLARS | Conic lines in geometry |
| PARABOLA | Certain conic section, in math |
