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 150 (68%) 2008-12-27 
Complementary Angles 2 easy 96 (44%) 2008-12-27 
Supplementary Angles 1 easy 142 (65%) 2008-12-27 
Supplementary Angles 2 medium 65 (30%) 2008-12-27 
Straight Angle 1 easy 69 (32%) 2008-12-24 
Vertical Angles 1 medium 45 (21%) 2008-12-27 
Parallel Lines 1 easy 99 (45%) 2008-12-27 
Parallel Lines 2 easy 99 (45%) 2008-12-27 
Parallel Lines 3 easy 103 (47%) 2008-12-27 
Parallel Lines 4 hard 26 (12%) 2008-12-28 
Converse of Parallel Lines 1 easy 84 (38%) 2008-12-28 
Converse of Parallel Lines 2 medium 26 (12%) 2008-12-28 
Converse of Parallel Lines 3 medium 23 (11%) 2008-12-28 
Converse of Parallel Lines 4 hard 10 (05%) 2008-12-28 
Converse of Parallel Lines 5 medium 15 (07%) 2008-12-28 
Parallelogram 1 easy 22 (10%) 2008-12-29 
Parallelogram 2 easy 18 (08%) 2008-12-29 
Parallelogram 3 medium 13 (06%) 2008-12-29 
Parallelogram 4 easy 15 (07%) 2008-12-29 
Parallelogram 5 hard 8 (04%) 2008-12-29 
Parallelogram 6 easy 15 (07%) 2008-12-29 
Parallelogram 7 medium 8 (04%) 2008-12-29 
Parallelogram 8 hard 5 (02%) 2008-12-29 
Parallels and Perpendiculars 1 medium 8 (04%) 2009-01-14 
Parallels and Perpendiculars 2 medium 7 (03%) 2009-01-18 
Parallels and Perpendiculars 3 medium 8 (04%) 2009-01-18 
Triangle Sum Theorem 1 easy 14 (06%) 2009-01-14 
Triangle Sum Theorem 2 medium 5 (02%) 2009-01-18 
Triangle Sum Theorem 3 hard 3 (01%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 9 (04%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 8 (04%) 2009-01-18 
Similar Triangles 1 easy 9 (04%) 2009-02-08 
Similar Triangles 2 easy 4 (02%) 2009-02-08 
Similar Triangles 3 medium 3 (01%) 2009-02-08 
Similar Triangles 4 hard 2 (01%) 2009-02-08 
Congruent Triangles 1 easy 39 (18%) 2009-02-08 
Congruent Triangles 2 medium 34 (16%) 2009-02-08 
Congruent Triangles 3 hard 10 (05%) 2009-02-08 
Congruent Triangles 4 hard 15 (07%) 2009-02-08 



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