ProveIt! Two-Column Proofs Practice Tool
Select a proof from the list below to get started. To see and record your progress, log in here.

TitleDifficultySolved ByDate Added
Complementary Angles 1 easy 83 (45%) 2008-12-27 
Complementary Angles 2 easy 81 (44%) 2008-12-27 
Supplementary Angles 1 easy 75 (40%) 2008-12-27 
Supplementary Angles 2 medium 58 (31%) 2008-12-27 
Straight Angle 1 easy 64 (34%) 2008-12-24 
Vertical Angles 1 medium 42 (23%) 2008-12-27 
Parallel Lines 1 easy 61 (33%) 2008-12-27 
Parallel Lines 2 easy 59 (32%) 2008-12-27 
Parallel Lines 3 easy 53 (28%) 2008-12-27 
Parallel Lines 4 hard 29 (16%) 2008-12-28 
Converse of Parallel Lines 1 easy 51 (27%) 2008-12-28 
Converse of Parallel Lines 2 medium 42 (23%) 2008-12-28 
Converse of Parallel Lines 3 medium 44 (24%) 2008-12-28 
Converse of Parallel Lines 4 hard 24 (13%) 2008-12-28 
Converse of Parallel Lines 5 medium 40 (22%) 2008-12-28 
Parallelogram 1 easy 23 (12%) 2008-12-29 
Parallelogram 2 easy 19 (10%) 2008-12-29 
Parallelogram 3 medium 12 (06%) 2008-12-29 
Parallelogram 4 easy 16 (09%) 2008-12-29 
Parallelogram 5 hard 8 (04%) 2008-12-29 
Parallelogram 6 easy 13 (07%) 2008-12-29 
Parallelogram 7 medium 7 (04%) 2008-12-29 
Parallelogram 8 hard 6 (03%) 2008-12-29 
Parallels and Perpendiculars 1 medium 14 (08%) 2009-01-14 
Parallels and Perpendiculars 2 medium 13 (07%) 2009-01-18 
Parallels and Perpendiculars 3 medium 14 (08%) 2009-01-18 
Triangle Sum Theorem 1 easy 47 (25%) 2009-01-14 
Triangle Sum Theorem 2 medium 34 (18%) 2009-01-18 
Triangle Sum Theorem 3 hard 22 (12%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 28 (15%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 11 (06%) 2009-01-18 
Similar Triangles 1 easy 16 (09%) 2009-02-08 
Similar Triangles 2 easy 8 (04%) 2009-02-08 
Similar Triangles 3 medium 4 (02%) 2009-02-08 
Similar Triangles 4 hard 3 (02%) 2009-02-08 
Congruent Triangles 1 easy 31 (17%) 2009-02-08 
Congruent Triangles 2 medium 19 (10%) 2009-02-08 
Congruent Triangles 3 hard 5 (03%) 2009-02-08 
Congruent Triangles 4 hard 5 (03%) 2009-02-08 



ProveIt! by Michael Ferraro <mferraro@balstaff.org>.
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