Can someone please help me with this? I don’t understand it at all :/

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

Paul’s car is 18 feet long. he is making a model of his car that is 1/6 the actual size. what is the length of the model?

What is the ordered pair of m’ after point m (5, 6) is rotated 90° counterclockwise?