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 138 (81%) 2008-12-27 
Complementary Angles 2 easy 137 (81%) 2008-12-27 
Supplementary Angles 1 easy 131 (77%) 2008-12-27 
Supplementary Angles 2 medium 129 (76%) 2008-12-27 
Straight Angle 1 easy 118 (69%) 2008-12-24 
Vertical Angles 1 medium 121 (71%) 2008-12-27 
Parallel Lines 1 easy 113 (66%) 2008-12-27 
Parallel Lines 2 easy 108 (64%) 2008-12-27 
Parallel Lines 3 easy 107 (63%) 2008-12-27 
Parallel Lines 4 hard 87 (51%) 2008-12-28 
Converse of Parallel Lines 1 easy 106 (62%) 2008-12-28 
Converse of Parallel Lines 2 medium 104 (61%) 2008-12-28 
Converse of Parallel Lines 3 medium 87 (51%) 2008-12-28 
Converse of Parallel Lines 4 hard 51 (30%) 2008-12-28 
Converse of Parallel Lines 5 medium 73 (43%) 2008-12-28 
Parallelogram 1 easy 97 (57%) 2008-12-29 
Parallelogram 2 easy 99 (58%) 2008-12-29 
Parallelogram 3 medium 91 (54%) 2008-12-29 
Parallelogram 4 easy 87 (51%) 2008-12-29 
Parallelogram 5 hard 63 (37%) 2008-12-29 
Parallelogram 6 easy 84 (49%) 2008-12-29 
Parallelogram 7 medium 78 (46%) 2008-12-29 
Parallelogram 8 hard 52 (31%) 2008-12-29 
Parallels and Perpendiculars 1 medium 86 (51%) 2009-01-14 
Parallels and Perpendiculars 2 medium 68 (40%) 2009-01-18 
Parallels and Perpendiculars 3 medium 70 (41%) 2009-01-18 
Triangle Sum Theorem 1 easy 89 (52%) 2009-01-14 
Triangle Sum Theorem 2 medium 83 (49%) 2009-01-18 
Triangle Sum Theorem 3 hard 55 (32%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 76 (45%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 73 (43%) 2009-01-18 
Similar Triangles 1 easy 91 (54%) 2009-02-08 
Similar Triangles 2 easy 85 (50%) 2009-02-08 
Similar Triangles 3 medium 61 (36%) 2009-02-08 
Similar Triangles 4 hard 42 (25%) 2009-02-08 
Congruent Triangles 1 easy 84 (49%) 2009-02-08 
Congruent Triangles 2 medium 75 (44%) 2009-02-08 
Congruent Triangles 3 hard 57 (34%) 2009-02-08 
Congruent Triangles 4 hard 38 (22%) 2009-02-08 



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