(3x^2y)^2 6(xy)^3 write ratio as simplified fraction without negative numbers

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

If a line is defined by the equation y = 5x + 2, what is the slope?

What is the absolute value of -100000000000000?