Aperson is working at a constant rate. if he produces 15 details in 8 hours, how long does he need to work to produce 18 details? let t be the time he needs to produce 18 details. write an equation

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

What is the value of p in the equation y^ = -4x?

Ineed to find the answer to number 2