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 735 (68%) 2008-12-27 
Complementary Angles 2 easy 757 (70%) 2008-12-27 
Supplementary Angles 1 easy 747 (69%) 2008-12-27 
Supplementary Angles 2 medium 610 (57%) 2008-12-27 
Straight Angle 1 easy 685 (64%) 2008-12-24 
Vertical Angles 1 medium 611 (57%) 2008-12-27 
Parallel Lines 1 easy 665 (62%) 2008-12-27 
Parallel Lines 2 easy 643 (60%) 2008-12-27 
Parallel Lines 3 easy 635 (59%) 2008-12-27 
Parallel Lines 4 hard 448 (42%) 2008-12-28 
Converse of Parallel Lines 1 easy 566 (53%) 2008-12-28 
Converse of Parallel Lines 2 medium 450 (42%) 2008-12-28 
Converse of Parallel Lines 3 medium 374 (35%) 2008-12-28 
Converse of Parallel Lines 4 hard 211 (20%) 2008-12-28 
Converse of Parallel Lines 5 medium 319 (30%) 2008-12-28 
Parallelogram 1 easy 389 (36%) 2008-12-29 
Parallelogram 2 easy 390 (36%) 2008-12-29 
Parallelogram 3 medium 300 (28%) 2008-12-29 
Parallelogram 4 easy 327 (30%) 2008-12-29 
Parallelogram 5 hard 182 (17%) 2008-12-29 
Parallelogram 6 easy 283 (26%) 2008-12-29 
Parallelogram 7 medium 213 (20%) 2008-12-29 
Parallelogram 8 hard 132 (12%) 2008-12-29 
Parallels and Perpendiculars 1 medium 254 (24%) 2009-01-14 
Parallels and Perpendiculars 2 medium 192 (18%) 2009-01-18 
Parallels and Perpendiculars 3 medium 192 (18%) 2009-01-18 
Triangle Sum Theorem 1 easy 420 (39%) 2009-01-14 
Triangle Sum Theorem 2 medium 312 (29%) 2009-01-18 
Triangle Sum Theorem 3 hard 213 (20%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 329 (31%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 236 (22%) 2009-01-18 
Similar Triangles 1 easy 333 (31%) 2009-02-08 
Similar Triangles 2 easy 245 (23%) 2009-02-08 
Similar Triangles 3 medium 152 (14%) 2009-02-08 
Similar Triangles 4 hard 98 (09%) 2009-02-08 
Congruent Triangles 1 easy 399 (37%) 2009-02-08 
Congruent Triangles 2 medium 314 (29%) 2009-02-08 
Congruent Triangles 3 hard 272 (25%) 2009-02-08 
Congruent Triangles 4 hard 159 (15%) 2009-02-08 



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