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 450 (72%) 2008-12-27 
Complementary Angles 2 easy 312 (50%) 2008-12-27 
Supplementary Angles 1 easy 433 (69%) 2008-12-27 
Supplementary Angles 2 medium 223 (36%) 2008-12-27 
Straight Angle 1 easy 258 (41%) 2008-12-24 
Vertical Angles 1 medium 174 (28%) 2008-12-27 
Parallel Lines 1 easy 273 (44%) 2008-12-27 
Parallel Lines 2 easy 255 (41%) 2008-12-27 
Parallel Lines 3 easy 306 (49%) 2008-12-27 
Parallel Lines 4 hard 95 (15%) 2008-12-28 
Converse of Parallel Lines 1 easy 228 (36%) 2008-12-28 
Converse of Parallel Lines 2 medium 107 (17%) 2008-12-28 
Converse of Parallel Lines 3 medium 87 (14%) 2008-12-28 
Converse of Parallel Lines 4 hard 38 (06%) 2008-12-28 
Converse of Parallel Lines 5 medium 54 (09%) 2008-12-28 
Parallelogram 1 easy 77 (12%) 2008-12-29 
Parallelogram 2 easy 71 (11%) 2008-12-29 
Parallelogram 3 medium 52 (08%) 2008-12-29 
Parallelogram 4 easy 55 (09%) 2008-12-29 
Parallelogram 5 hard 31 (05%) 2008-12-29 
Parallelogram 6 easy 44 (07%) 2008-12-29 
Parallelogram 7 medium 33 (05%) 2008-12-29 
Parallelogram 8 hard 20 (03%) 2008-12-29 
Parallels and Perpendiculars 1 medium 39 (06%) 2009-01-14 
Parallels and Perpendiculars 2 medium 32 (05%) 2009-01-18 
Parallels and Perpendiculars 3 medium 30 (05%) 2009-01-18 
Triangle Sum Theorem 1 easy 64 (10%) 2009-01-14 
Triangle Sum Theorem 2 medium 35 (06%) 2009-01-18 
Triangle Sum Theorem 3 hard 23 (04%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 45 (07%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 27 (04%) 2009-01-18 
Similar Triangles 1 easy 45 (07%) 2009-02-08 
Similar Triangles 2 easy 29 (05%) 2009-02-08 
Similar Triangles 3 medium 23 (04%) 2009-02-08 
Similar Triangles 4 hard 18 (03%) 2009-02-08 
Congruent Triangles 1 easy 86 (14%) 2009-02-08 
Congruent Triangles 2 medium 71 (11%) 2009-02-08 
Congruent Triangles 3 hard 34 (05%) 2009-02-08 
Congruent Triangles 4 hard 28 (04%) 2009-02-08 



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