1. the midpoint of  line segment ab  is (2, -9). the coordinates of one endpoint  are  a (4, 10). find the coordinates of endpoint  b.

Find the sum of the following series. round to the nearest hundredth if necessary.

Will mark name all segments skew to bc

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.