Plzz help it's due today​

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

What is the prime factorization of 230