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 376 (67%) 2008-12-27 
Complementary Angles 2 easy 373 (67%) 2008-12-27 
Supplementary Angles 1 easy 368 (66%) 2008-12-27 
Supplementary Angles 2 medium 318 (57%) 2008-12-27 
Straight Angle 1 easy 360 (65%) 2008-12-24 
Vertical Angles 1 medium 322 (58%) 2008-12-27 
Parallel Lines 1 easy 355 (64%) 2008-12-27 
Parallel Lines 2 easy 340 (61%) 2008-12-27 
Parallel Lines 3 easy 345 (62%) 2008-12-27 
Parallel Lines 4 hard 246 (44%) 2008-12-28 
Converse of Parallel Lines 1 easy 309 (55%) 2008-12-28 
Converse of Parallel Lines 2 medium 267 (48%) 2008-12-28 
Converse of Parallel Lines 3 medium 203 (36%) 2008-12-28 
Converse of Parallel Lines 4 hard 129 (23%) 2008-12-28 
Converse of Parallel Lines 5 medium 171 (31%) 2008-12-28 
Parallelogram 1 easy 159 (28%) 2008-12-29 
Parallelogram 2 easy 157 (28%) 2008-12-29 
Parallelogram 3 medium 134 (24%) 2008-12-29 
Parallelogram 4 easy 109 (20%) 2008-12-29 
Parallelogram 5 hard 73 (13%) 2008-12-29 
Parallelogram 6 easy 77 (14%) 2008-12-29 
Parallelogram 7 medium 54 (10%) 2008-12-29 
Parallelogram 8 hard 35 (06%) 2008-12-29 
Parallels and Perpendiculars 1 medium 81 (15%) 2009-01-14 
Parallels and Perpendiculars 2 medium 37 (07%) 2009-01-18 
Parallels and Perpendiculars 3 medium 42 (08%) 2009-01-18 
Triangle Sum Theorem 1 easy 98 (18%) 2009-01-14 
Triangle Sum Theorem 2 medium 77 (14%) 2009-01-18 
Triangle Sum Theorem 3 hard 23 (04%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 39 (07%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 30 (05%) 2009-01-18 
Similar Triangles 1 easy 90 (16%) 2009-02-08 
Similar Triangles 2 easy 71 (13%) 2009-02-08 
Similar Triangles 3 medium 14 (03%) 2009-02-08 
Similar Triangles 4 hard 19 (03%) 2009-02-08 
Congruent Triangles 1 easy 108 (19%) 2009-02-08 
Congruent Triangles 2 medium 86 (15%) 2009-02-08 
Congruent Triangles 3 hard 80 (14%) 2009-02-08 
Congruent Triangles 4 hard 21 (04%) 2009-02-08 



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