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 898 (70%) 2008-12-27 
Complementary Angles 2 easy 917 (71%) 2008-12-27 
Supplementary Angles 1 easy 899 (70%) 2008-12-27 
Supplementary Angles 2 medium 765 (59%) 2008-12-27 
Straight Angle 1 easy 822 (64%) 2008-12-24 
Vertical Angles 1 medium 760 (59%) 2008-12-27 
Parallel Lines 1 easy 791 (61%) 2008-12-27 
Parallel Lines 2 easy 761 (59%) 2008-12-27 
Parallel Lines 3 easy 749 (58%) 2008-12-27 
Parallel Lines 4 hard 528 (41%) 2008-12-28 
Converse of Parallel Lines 1 easy 642 (50%) 2008-12-28 
Converse of Parallel Lines 2 medium 521 (40%) 2008-12-28 
Converse of Parallel Lines 3 medium 433 (34%) 2008-12-28 
Converse of Parallel Lines 4 hard 224 (17%) 2008-12-28 
Converse of Parallel Lines 5 medium 368 (29%) 2008-12-28 
Parallelogram 1 easy 450 (35%) 2008-12-29 
Parallelogram 2 easy 448 (35%) 2008-12-29 
Parallelogram 3 medium 359 (28%) 2008-12-29 
Parallelogram 4 easy 374 (29%) 2008-12-29 
Parallelogram 5 hard 201 (16%) 2008-12-29 
Parallelogram 6 easy 330 (26%) 2008-12-29 
Parallelogram 7 medium 268 (21%) 2008-12-29 
Parallelogram 8 hard 157 (12%) 2008-12-29 
Parallels and Perpendiculars 1 medium 310 (24%) 2009-01-14 
Parallels and Perpendiculars 2 medium 241 (19%) 2009-01-18 
Parallels and Perpendiculars 3 medium 240 (19%) 2009-01-18 
Triangle Sum Theorem 1 easy 465 (36%) 2009-01-14 
Triangle Sum Theorem 2 medium 363 (28%) 2009-01-18 
Triangle Sum Theorem 3 hard 230 (18%) 2009-01-18 
Triangle Exterior Angle Theorem 1 easy 369 (29%) 2009-01-18 
Quadrilateral Sum Theorem 1 easy 273 (21%) 2009-01-18 
Similar Triangles 1 easy 379 (29%) 2009-02-08 
Similar Triangles 2 easy 266 (21%) 2009-02-08 
Similar Triangles 3 medium 186 (14%) 2009-02-08 
Similar Triangles 4 hard 110 (09%) 2009-02-08 
Congruent Triangles 1 easy 424 (33%) 2009-02-08 
Congruent Triangles 2 medium 358 (28%) 2009-02-08 
Congruent Triangles 3 hard 285 (22%) 2009-02-08 
Congruent Triangles 4 hard 167 (13%) 2009-02-08 



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