HELP as fast as possible plzz

-3.5u=-14

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

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?

Write the equations in logarithmic form 9^4=6,561