10. order from least to greatest: 7.9, 8/10, -2.5, 15/20
a. 15/20, 8/10, -2.5, 7.9
b. -2.5, 8/10, 15/20, 7.9
c. -2.5, 15/20, 8/10, 7.9
d. 8/10, 15/20, -2.5, 7.9
you

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