PLEASE HELP!!
What is lim k(x)?
X --19

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

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

How many 2/5s are in 1 and 1/2 plz someone me right now