I need help with this please

Answer this question! 30 points and brainliest! only if you know the answer.

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811

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