Which one belong doesn't? Which angle does not belong with the other three? Explain your reasoning. Please help, thank you. a) -90 degrees b) 450 degrees
c) 90 degrees d) -270 degrees

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