| 47 | 46th LS(200814) Ch7 Review(p410) | Jp Park  | 2020-08-15 | 0 |
| 46 | 45th LS(200810) Section 7.5 Properties of Trapezoids and Kit.. | Jp Park | 2020-08-10 | 0 |
| 45 | 44th LS(200805) Section 7.3 Proving That a Quadrilateral is .. | Jp Park | 2020-08-05 | 2 |
| 44 | 43th LS(200803) Section 7.2 Properties of Parallelograms(p3.. | Jp Park | 2020-08-03 | 3 |
| 43 | 42th LS(200731) Ch4.2 Adding, Subtracting and Multiplying P.. | Jp Park | 2020-07-31 | 1 |
| 42 | 41th LS(200729) Ch3.6 Quadratic Inequalities(p145) | Jp Park | 2020-07-29 | 1 |
| 41 | 40th LS(200727) Ch3.5 Solving Nonlinear Systems(p136) | Jp Park | 2020-07-27 | 2 |
| 4 | 3rd LS(200427) 3.7 Graphing Absolute Value Functions(P160) | Jp Park | 2020-04-27 | 4 |
| 40 | 39th LS(200722) Ch3.4 Quadratic Formula(p127) | Jp Park | 2020-07-22 | 0 |
| 39 | 38th LS(200720) Ch3.3 Completing Square(p115) | Jp Park | 2020-07-20 | 1 |
| 38 | 37th LS(200717) Ch3.1 Solving Quadratic Equations(p101) | Jp Park | 2020-07-17 | 2 |
| 37 | 36th LS(200715) Ch2.4 Modeling with Quadratic Functions(p79) | Jp Park | 2020-07-15 | 1 |
| 36 | 35th LS(200713) Ch2.2 Exercise(p63) | Jp Park | 2020-07-13 | 1 |
| 35 | 34th LS(200710) Ch2.2 Characteristic of Quadratic Function(p.. | Jp Park | 2020-07-10 | 1 |
| 34 | 33th LS(200708) Ch2.2 Characteristic of Quadratic Function(p.. | Jp Park | 2020-07-08 | 2 |
| 33 | 32th LS(200706) Ch2.1 Quadratic Function Transformation(p52.. | Jp Park | 2020-07-06 | 2 |
| 32 | 31th LS(200703) Ch1.4 Solving Linear Systems(p36) | Jp Park | 2020-07-03 | 2 |
| 31 | 30th LS(200701) Ch1 Translation, Reflection, Dialation(p18) | Jp Park | 2020-07-01 | 1 |
| 3 | 2nd LS(200424) Data Analysis관련 질의응답 | Jp Park | 2020-04-24 | 6 |
| 30 | 29th LS(200629) Ch1 Linear Fuctions 복습(p6) | Jp Park | 2020-06-29 | 1 |
