This is for trigonometry. To travel from his own home, Steve must head 58 degrees W for 7.6 km to get to his friend Manuel's house. To travel from his own home, Steve must head N 46 degrees E for 8.9 km to get to his friend Kaneesha's house. How far apart do Manuel and Kaneesha live?

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.