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 767 (68%) 2008-12-27 
Complementary Angles 2 easy 793 (71%) 2008-12-27 
Supplementary Angles 1 easy 778 (69%) 2008-12-27 
Supplementary Angles 2 medium 631 (56%) 2008-12-27 
Straight Angle 1 easy 713 (64%) 2008-12-24 
Vertical Angles 1 medium 632 (56%) 2008-12-27 
Parallel Lines 1 easy 692 (62%) 2008-12-27 
Parallel Lines 2 easy 670 (60%) 2008-12-27 
Parallel Lines 3 easy 659 (59%) 2008-12-27 
Parallel Lines 4 hard 461 (41%) 2008-12-28 
Converse of Parallel Lines 1 easy 588 (52%) 2008-12-28 
Converse of Parallel Lines 2 medium 464 (41%) 2008-12-28 
Converse of Parallel Lines 3 medium 384 (34%) 2008-12-28 
Converse of Parallel Lines 4 hard 215 (19%) 2008-12-28 
Converse of Parallel Lines 5 medium 325 (29%) 2008-12-28 
Parallelogram 1 easy 411 (37%) 2008-12-29 
Parallelogram 2 easy 410 (37%) 2008-12-29 
Parallelogram 3 medium 307 (27%) 2008-12-29 
Parallelogram 4 easy 342 (30%) 2008-12-29 
Parallelogram 5 hard 185 (16%) 2008-12-29 
Parallelogram 6 easy 297 (26%) 2008-12-29 
Parallelogram 7 medium 219 (20%) 2008-12-29 
Parallelogram 8 hard 135 (12%) 2008-12-29 
Parallels and Perpendiculars 1 medium 262 (23%) 2009-01-14 
Parallels and Perpendiculars 2 medium 197 (18%) 2009-01-18 
Parallels and Perpendiculars 3 medium 197 (18%) 2009-01-18 
Triangle Sum Theorem 1 easy 431 (38%) 2009-01-14 
Triangle Sum Theorem 2 medium 317 (28%) 2009-01-18 
Triangle Sum Theorem 3 hard 217 (19%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 340 (30%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 246 (22%) 2009-01-18 
Similar Triangles 1 easy 349 (31%) 2009-02-08 
Similar Triangles 2 easy 253 (23%) 2009-02-08 
Similar Triangles 3 medium 157 (14%) 2009-02-08 
Similar Triangles 4 hard 101 (09%) 2009-02-08 
Congruent Triangles 1 easy 404 (36%) 2009-02-08 
Congruent Triangles 2 medium 320 (29%) 2009-02-08 
Congruent Triangles 3 hard 275 (25%) 2009-02-08 
Congruent Triangles 4 hard 159 (14%) 2009-02-08 



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