Identify the vertex and the y-intercept of the graph of the function . vertex: (3, 4); y-intercept: −5

vertex: (−3, −4); y-intercept: 13

vertex: (−3, 4); y-intercept: −5

vertex: (3, −4); y-intercept: −9

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