The bill at a restaurant was $52.45. You want to leave an 18% tip. What is the dollar amount of the tip that you will leave? (Enter your answer in the from x. xx or
$x. xx)

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