| Title | Difficulty | Solved By | Date Added |
|---|---|---|---|
| Complementary Angles 1 | easy | 14 (34%) | 2008-12-27 |
| Complementary Angles 2 | easy | 18 (44%) | 2008-12-27 |
| Supplementary Angles 1 | easy | 16 (39%) | 2008-12-27 |
| Supplementary Angles 2 | medium | 19 (46%) | 2008-12-27 |
| Straight Angle 1 | easy | 17 (41%) | 2008-12-24 |
| Vertical Angles 1 | medium | 21 (51%) | 2008-12-27 |
| Parallel Lines 1 | easy | 18 (44%) | 2008-12-27 |
| Parallel Lines 2 | easy | 20 (49%) | 2008-12-27 |
| Parallel Lines 3 | easy | 22 (54%) | 2008-12-27 |
| Parallel Lines 4 | hard | 20 (49%) | 2008-12-28 |
| Converse of Parallel Lines 1 | easy | 18 (44%) | 2008-12-28 |
| Converse of Parallel Lines 2 | medium | 18 (44%) | 2008-12-28 |
| Converse of Parallel Lines 3 | medium | 21 (51%) | 2008-12-28 |
| Converse of Parallel Lines 4 | hard | 18 (44%) | 2008-12-28 |
| Converse of Parallel Lines 5 | medium | 22 (54%) | 2008-12-28 |
| Parallelogram 1 | easy | 14 (34%) | 2008-12-29 |
| Parallelogram 2 | easy | 15 (37%) | 2008-12-29 |
| Parallelogram 3 | medium | 11 (27%) | 2008-12-29 |
| Parallelogram 4 | easy | 12 (29%) | 2008-12-29 |
| Parallelogram 5 | hard | 6 (15%) | 2008-12-29 |
| Parallelogram 6 | easy | 7 (17%) | 2008-12-29 |
| Parallelogram 7 | medium | 5 (12%) | 2008-12-29 |
| Parallelogram 8 | hard | 5 (12%) | 2008-12-29 |
| Parallels and Perpendiculars 1 | medium | 6 (15%) | 2009-01-14 |
| Parallels and Perpendiculars 2 | medium | 6 (15%) | 2009-01-18 |
| Parallels and Perpendiculars 3 | medium | 5 (12%) | 2009-01-18 |
| Triangle Sum Theorem 1 | easy | 22 (54%) | 2009-01-14 |
| Triangle Sum Theorem 2 | medium | 23 (56%) | 2009-01-18 |
| Triangle Sum Theorem 3 | hard | 20 (49%) | 2009-01-18 |
| Triangle Exterior Angle Theorem 1 | easy | 25 (61%) | 2009-01-18 |
| Quadrilateral Sum Theorem 1 | easy | 4 (10%) | 2009-01-18 |
| Similar Triangles 1 | easy | 8 (20%) | 2009-02-08 |
| Similar Triangles 2 | easy | 6 (15%) | 2009-02-08 |
| Similar Triangles 3 | medium | 3 (07%) | 2009-02-08 |
| Similar Triangles 4 | hard | 4 (10%) | 2009-02-08 |
| Congruent Triangles 1 | easy | 6 (15%) | 2009-02-08 |
| Congruent Triangles 2 | medium | 4 (10%) | 2009-02-08 |
| Congruent Triangles 3 | hard | 4 (10%) | 2009-02-08 |
| Congruent Triangles 4 | hard | 3 (07%) | 2009-02-08 |