In a study of the accuracy of fast food drive-through orders Burger King had 264 accurate orders and 54 that were not accurate construct the 99% confidence interval estimate of the percentage of orders that were not accurate and provide the value of the lower limit though smaller value of the interval

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