Help asap pls! will give brainliest

Do you mind if you guys me with this question i’m on number 8

Collin did the work to see if 10 is a solution to the equation r/4=2.4

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte