Mr. torres has 24 students.
he took his students to the dolphin show. each row in the stadium had 11 seats. one adult sat at each end of row, and each group of 4 students was seated between 2 adults.
mr. torres sat by himself.
how many adults were there?

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