| : | https://min7014.github.io/2025/2025021601.pdf | |
| 자료영상(YouTube) | : | https://youtu.be/bSq_EGBD4iI |
| Geogebra Tube | : | https://www.geogebra.org/m/hqxbntvf |
| 고유번호 | : | math20250216001 |
| 수정날짜 | : | 20250216 |
| 제작날짜 | : | 20160126 |
| 고유주소 | : | https://min7014.github.io/math20250216001.html |