| Title | Difficulty | Solved By | Date Added |
|---|---|---|---|
| Complementary Angles 1 | easy | 110 (81%) | 2008-12-27 |
| Complementary Angles 2 | easy | 93 (69%) | 2008-12-27 |
| Supplementary Angles 1 | easy | 96 (71%) | 2008-12-27 |
| Supplementary Angles 2 | medium | 64 (47%) | 2008-12-27 |
| Straight Angle 1 | easy | 74 (55%) | 2008-12-24 |
| Vertical Angles 1 | medium | 26 (19%) | 2008-12-27 |
| Parallel Lines 1 | easy | 24 (18%) | 2008-12-27 |
| Parallel Lines 2 | easy | 28 (21%) | 2008-12-27 |
| Parallel Lines 3 | easy | 24 (18%) | 2008-12-27 |
| Parallel Lines 4 | hard | 13 (10%) | 2008-12-28 |
| Converse of Parallel Lines 1 | easy | 21 (16%) | 2008-12-28 |
| Converse of Parallel Lines 2 | medium | 16 (12%) | 2008-12-28 |
| Converse of Parallel Lines 3 | medium | 9 (07%) | 2008-12-28 |
| Converse of Parallel Lines 4 | hard | (00%) | 2008-12-28 |
| Converse of Parallel Lines 5 | medium | 4 (03%) | 2008-12-28 |
| Parallelogram 1 | easy | 17 (13%) | 2008-12-29 |
| Parallelogram 2 | easy | 16 (12%) | 2008-12-29 |
| Parallelogram 3 | medium | 7 (05%) | 2008-12-29 |
| Parallelogram 4 | easy | 11 (08%) | 2008-12-29 |
| Parallelogram 5 | hard | 2 (01%) | 2008-12-29 |
| Parallelogram 6 | easy | 12 (09%) | 2008-12-29 |
| Parallelogram 7 | medium | 3 (02%) | 2008-12-29 |
| Parallelogram 8 | hard | 1 (01%) | 2008-12-29 |
| Parallels and Perpendiculars 1 | medium | 7 (05%) | 2009-01-14 |
| Parallels and Perpendiculars 2 | medium | 2 (01%) | 2009-01-18 |
| Parallels and Perpendiculars 3 | medium | 1 (01%) | 2009-01-18 |
| Triangle Sum Theorem 1 | easy | 14 (10%) | 2009-01-14 |
| Triangle Sum Theorem 2 | medium | 9 (07%) | 2009-01-18 |
| Triangle Sum Theorem 3 | hard | 5 (04%) | 2009-01-18 |
| Triangle Exterior Angle Theorem 1 | easy | 13 (10%) | 2009-01-18 |
| Quadrilateral Sum Theorem 1 | easy | 10 (07%) | 2009-01-18 |
| Similar Triangles 1 | easy | 12 (09%) | 2009-02-08 |
| Similar Triangles 2 | easy | 6 (04%) | 2009-02-08 |
| Similar Triangles 3 | medium | (00%) | 2009-02-08 |
| Similar Triangles 4 | hard | (00%) | 2009-02-08 |
| Congruent Triangles 1 | easy | 2 (01%) | 2009-02-08 |
| Congruent Triangles 2 | medium | 1 (01%) | 2009-02-08 |
| Congruent Triangles 3 | hard | (00%) | 2009-02-08 |
| Congruent Triangles 4 | hard | (00%) | 2009-02-08 |