You are holding a movie party and want to make your own boxes for popcorn out of some old movie posters, which are 8.5 x 11 inches in size. You will construct the open-top boxes by cutting a square
out of each corner of the poster and folding up the sides. Being the generous host that you are, you want
to make boxes that hold maximum amount of popcorn

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem