What are the solutions to the following system? -2x +y=-5
y=-3x2 +5
O (0, 2)
O (1,-2)
(12.-1) and (- 13.-1)
(15.-10) and (- 15.-10

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