Two quantities are related, as shown in the table below: x: y: 2 3 4 4 6 5 8 6 which equation best represents the relationship? y = 1/2x + 2 y = 1/2x + 1 y = x + 2 y = 2x + 1

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