David and his sister picked out to pumpkins at the pumpkin patch the pumpkins cost $0.47 per pound david's pumpkin weight 13.24 pounds and his sister's pumpkin weighs 10.6 pounds. how much did they pay for both pumpkins?

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