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 1408 (77%) 2008-12-27 
Complementary Angles 2 easy 1243 (68%) 2008-12-27 
Supplementary Angles 1 easy 1331 (73%) 2008-12-27 
Supplementary Angles 2 medium 1016 (56%) 2008-12-27 
Straight Angle 1 easy 1062 (58%) 2008-12-24 
Vertical Angles 1 medium 922 (50%) 2008-12-27 
Parallel Lines 1 easy 1165 (64%) 2008-12-27 
Parallel Lines 2 easy 1115 (61%) 2008-12-27 
Parallel Lines 3 easy 1104 (60%) 2008-12-27 
Parallel Lines 4 hard 664 (36%) 2008-12-28 
Converse of Parallel Lines 1 easy 1006 (55%) 2008-12-28 
Converse of Parallel Lines 2 medium 742 (41%) 2008-12-28 
Converse of Parallel Lines 3 medium 675 (37%) 2008-12-28 
Converse of Parallel Lines 4 hard 264 (14%) 2008-12-28 
Converse of Parallel Lines 5 medium 614 (34%) 2008-12-28 
Parallelogram 1 easy 670 (37%) 2008-12-29 
Parallelogram 2 easy 629 (34%) 2008-12-29 
Parallelogram 3 medium 533 (29%) 2008-12-29 
Parallelogram 4 easy 600 (33%) 2008-12-29 
Parallelogram 5 hard 345 (19%) 2008-12-29 
Parallelogram 6 easy 561 (31%) 2008-12-29 
Parallelogram 7 medium 486 (27%) 2008-12-29 
Parallelogram 8 hard 314 (17%) 2008-12-29 
Parallels and Perpendiculars 1 medium 420 (23%) 2009-01-14 
Parallels and Perpendiculars 2 medium 388 (21%) 2009-01-18 
Parallels and Perpendiculars 3 medium 379 (21%) 2009-01-18 
Triangle Sum Theorem 1 easy 551 (30%) 2009-01-14 
Triangle Sum Theorem 2 medium 430 (23%) 2009-01-18 
Triangle Sum Theorem 3 hard 283 (15%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 487 (27%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 429 (23%) 2009-01-18 
Similar Triangles 1 easy 480 (26%) 2009-02-08 
Similar Triangles 2 easy 380 (21%) 2009-02-08 
Similar Triangles 3 medium 263 (14%) 2009-02-08 
Similar Triangles 4 hard 179 (10%) 2009-02-08 
Congruent Triangles 1 easy 604 (33%) 2009-02-08 
Congruent Triangles 2 medium 480 (26%) 2009-02-08 
Congruent Triangles 3 hard 338 (18%) 2009-02-08 
Congruent Triangles 4 hard 245 (13%) 2009-02-08 



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