What is the length of the diagonal ac in the rectangle below?

Umm.. just started this 2day and its not on my notes(p′︵‵。)

What is the result of converting 60 ounces to pounds remember there are 16 ounces in a pound

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297