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 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 



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