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 405 (67%) 2008-12-27 
Complementary Angles 2 easy 398 (65%) 2008-12-27 
Supplementary Angles 1 easy 373 (61%) 2008-12-27 
Supplementary Angles 2 medium 313 (51%) 2008-12-27 
Straight Angle 1 easy 198 (33%) 2008-12-24 
Vertical Angles 1 medium 169 (28%) 2008-12-27 
Parallel Lines 1 easy 197 (32%) 2008-12-27 
Parallel Lines 2 easy 186 (31%) 2008-12-27 
Parallel Lines 3 easy 181 (30%) 2008-12-27 
Parallel Lines 4 hard 148 (24%) 2008-12-28 
Converse of Parallel Lines 1 easy 173 (28%) 2008-12-28 
Converse of Parallel Lines 2 medium 143 (23%) 2008-12-28 
Converse of Parallel Lines 3 medium 112 (18%) 2008-12-28 
Converse of Parallel Lines 4 hard 50 (08%) 2008-12-28 
Converse of Parallel Lines 5 medium 95 (16%) 2008-12-28 
Parallelogram 1 easy 131 (22%) 2008-12-29 
Parallelogram 2 easy 119 (20%) 2008-12-29 
Parallelogram 3 medium 113 (19%) 2008-12-29 
Parallelogram 4 easy 86 (14%) 2008-12-29 
Parallelogram 5 hard 92 (15%) 2008-12-29 
Parallelogram 6 easy 79 (13%) 2008-12-29 
Parallelogram 7 medium 103 (17%) 2008-12-29 
Parallelogram 8 hard 80 (13%) 2008-12-29 
Parallels and Perpendiculars 1 medium 119 (20%) 2009-01-14 
Parallels and Perpendiculars 2 medium 113 (19%) 2009-01-18 
Parallels and Perpendiculars 3 medium 102 (17%) 2009-01-18 
Triangle Sum Theorem 1 easy 127 (21%) 2009-01-14 
Triangle Sum Theorem 2 medium 104 (17%) 2009-01-18 
Triangle Sum Theorem 3 hard 110 (18%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 68 (11%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 60 (10%) 2009-01-18 
Similar Triangles 1 easy 186 (31%) 2009-02-08 
Similar Triangles 2 easy 149 (24%) 2009-02-08 
Similar Triangles 3 medium 126 (21%) 2009-02-08 
Similar Triangles 4 hard 84 (14%) 2009-02-08 
Congruent Triangles 1 easy 91 (15%) 2009-02-08 
Congruent Triangles 2 medium 80 (13%) 2009-02-08 
Congruent Triangles 3 hard 93 (15%) 2009-02-08 
Congruent Triangles 4 hard 54 (09%) 2009-02-08 



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