Find the area of the parallelogram( base= 2.5 in- height= 1 ft

How do i put 3(x+7) in distributive property

Find the slope of the line that passes through the points (-3, -1) and (0, 3). 3/4 0 4/3

Suppose medical records indicate that the length of newborn babies (in inches) is normally distributed with a mean of 20 and a standard deviation of 2.6. find the probability that a given infant is between 14.8 and 25.2 inches long.