Answer question 2 and 3 plz i need on this

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

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate