The clarks have driven 250 miles on their trip. they have completed 5/8 of their drive. how long is their entire trip?

To prove that def ~ gfh by the sss similarity theorem using the information provided in the diagram, it would be enough additional information to know that

Secant be and cf intersect at point d inside a what is the measure of cde

Asap! i need this done today and i really don’t understand it. some one ! will mark