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 1401 (77%) 2008-12-27 
Complementary Angles 2 easy 1236 (68%) 2008-12-27 
Supplementary Angles 1 easy 1324 (73%) 2008-12-27 
Supplementary Angles 2 medium 1009 (55%) 2008-12-27 
Straight Angle 1 easy 1056 (58%) 2008-12-24 
Vertical Angles 1 medium 917 (50%) 2008-12-27 
Parallel Lines 1 easy 1162 (64%) 2008-12-27 
Parallel Lines 2 easy 1112 (61%) 2008-12-27 
Parallel Lines 3 easy 1100 (60%) 2008-12-27 
Parallel Lines 4 hard 661 (36%) 2008-12-28 
Converse of Parallel Lines 1 easy 990 (54%) 2008-12-28 
Converse of Parallel Lines 2 medium 721 (40%) 2008-12-28 
Converse of Parallel Lines 3 medium 653 (36%) 2008-12-28 
Converse of Parallel Lines 4 hard 263 (14%) 2008-12-28 
Converse of Parallel Lines 5 medium 594 (33%) 2008-12-28 
Parallelogram 1 easy 667 (37%) 2008-12-29 
Parallelogram 2 easy 625 (34%) 2008-12-29 
Parallelogram 3 medium 529 (29%) 2008-12-29 
Parallelogram 4 easy 596 (33%) 2008-12-29 
Parallelogram 5 hard 344 (19%) 2008-12-29 
Parallelogram 6 easy 560 (31%) 2008-12-29 
Parallelogram 7 medium 485 (27%) 2008-12-29 
Parallelogram 8 hard 313 (17%) 2008-12-29 
Parallels and Perpendiculars 1 medium 413 (23%) 2009-01-14 
Parallels and Perpendiculars 2 medium 383 (21%) 2009-01-18 
Parallels and Perpendiculars 3 medium 373 (21%) 2009-01-18 
Triangle Sum Theorem 1 easy 534 (29%) 2009-01-14 
Triangle Sum Theorem 2 medium 414 (23%) 2009-01-18 
Triangle Sum Theorem 3 hard 268 (15%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 478 (26%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 428 (24%) 2009-01-18 
Similar Triangles 1 easy 477 (26%) 2009-02-08 
Similar Triangles 2 easy 379 (21%) 2009-02-08 
Similar Triangles 3 medium 262 (14%) 2009-02-08 
Similar Triangles 4 hard 178 (10%) 2009-02-08 
Congruent Triangles 1 easy 568 (31%) 2009-02-08 
Congruent Triangles 2 medium 446 (25%) 2009-02-08 
Congruent Triangles 3 hard 305 (17%) 2009-02-08 
Congruent Triangles 4 hard 218 (12%) 2009-02-08 



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