5 | 5th LS(230328) 피타고라스의 정리 (PDF 107) | jp Park | 2023-03-28 | 4 |
6 | 6th LS(230411) Gradient (PDF 117) | jp Park | 2023-04-11 | 0 |
7 | 7th LS(230420) Line Equation (PDF 123) | jp Park | 2023-04-20 | 0 |
8 | 8th LS(230502) 3D Coordinate Geometry (PDF 130) | jp Park | 2023-05-02 | 0 |
9 | 9th LS(230509) Coordinate Geometry 연습문제 (PDF 132) | jp Park | 2023-05-09 | 0 |