Use the Pythagorean theorem to find the distance on the coordinate plane. a2 + b2 = c2 What is the distance between the two points? StartRoot 20 EndRoot StartRoot 40 EndRoot StartRoot 45 EndRoot StartRoot 58 EndRoot

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.