The education board is analyzing the amount of time students spend on homework each night. They take a random sample of 10 students from each school. Which measure of center should the education board use to analyze the data? Then use the appropriate measure of center to make a comparative inference. Which measures of center and variability should the education board use to analyze the data? PEARSON

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