Suppose the number of dropped footballs for a wide receiver, over the course of a season, are normally distributed with a mean of 16 and a standard deviation of 2. what is the z-score for a wide receiver who dropped 13 footballs over the course of a season? −3 −1.5 1.5 3

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?

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