3. The figure shows a rectangle with a width of 3k inches. The length of the rectangle is 5 inches longer than the width. a.) Find the length of the rectangle in terms of k.
b.) What is the perimeter of the rectangle in terms of k?
c.) If k= 4, find the perimeter of the rectangle.

Cor d? ? me ? max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.