Cassie has a family photograph that measures 3-inches wide and 5-inches long. She wants to enlarge the photograph and hang it on the wall. If the length of the enlarged photograph is 37.5 inches, what is the width of the enlarged photograph?

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap