Sarah took the advertising department from her company on a rode trip to meet with a potential client including Sarah a total of 11 people took the trip she was able to purchase coach tickets for $190 and first class tickets for $1110 she used her total budget for airfare for the trip which was $4850. How many first class tickets did she buy? How many coach tickets did she buy?

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