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 566 (69%) 2008-12-27 
Complementary Angles 2 easy 564 (69%) 2008-12-27 
Supplementary Angles 1 easy 545 (67%) 2008-12-27 
Supplementary Angles 2 medium 448 (55%) 2008-12-27 
Straight Angle 1 easy 489 (60%) 2008-12-24 
Vertical Angles 1 medium 407 (50%) 2008-12-27 
Parallel Lines 1 easy 491 (60%) 2008-12-27 
Parallel Lines 2 easy 483 (59%) 2008-12-27 
Parallel Lines 3 easy 473 (58%) 2008-12-27 
Parallel Lines 4 hard 290 (35%) 2008-12-28 
Converse of Parallel Lines 1 easy 416 (51%) 2008-12-28 
Converse of Parallel Lines 2 medium 328 (40%) 2008-12-28 
Converse of Parallel Lines 3 medium 313 (38%) 2008-12-28 
Converse of Parallel Lines 4 hard 156 (19%) 2008-12-28 
Converse of Parallel Lines 5 medium 300 (37%) 2008-12-28 
Parallelogram 1 easy 414 (51%) 2008-12-29 
Parallelogram 2 easy 407 (50%) 2008-12-29 
Parallelogram 3 medium 330 (40%) 2008-12-29 
Parallelogram 4 easy 392 (48%) 2008-12-29 
Parallelogram 5 hard 235 (29%) 2008-12-29 
Parallelogram 6 easy 370 (45%) 2008-12-29 
Parallelogram 7 medium 307 (38%) 2008-12-29 
Parallelogram 8 hard 212 (26%) 2008-12-29 
Parallels and Perpendiculars 1 medium 268 (33%) 2009-01-14 
Parallels and Perpendiculars 2 medium 256 (31%) 2009-01-18 
Parallels and Perpendiculars 3 medium 250 (31%) 2009-01-18 
Triangle Sum Theorem 1 easy 358 (44%) 2009-01-14 
Triangle Sum Theorem 2 medium 277 (34%) 2009-01-18 
Triangle Sum Theorem 3 hard 195 (24%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 334 (41%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 295 (36%) 2009-01-18 
Similar Triangles 1 easy 309 (38%) 2009-02-08 
Similar Triangles 2 easy 259 (32%) 2009-02-08 
Similar Triangles 3 medium 171 (21%) 2009-02-08 
Similar Triangles 4 hard 127 (16%) 2009-02-08 
Congruent Triangles 1 easy 368 (45%) 2009-02-08 
Congruent Triangles 2 medium 282 (34%) 2009-02-08 
Congruent Triangles 3 hard 202 (25%) 2009-02-08 
Congruent Triangles 4 hard 131 (16%) 2009-02-08 



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