Two students raced their model cars down a track. The first car traveled at 40 centimeters per second. The second car traveled at 45 centimeters
per second. If the cars started at the same time, how far apart were the
cars after 3 seconds?

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

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

Tell whether the two rates form a proportion