A semi-circle sits on top of a rectangle to form the figure below. Find its area and perimeter. Use for . The rectangle is 4 inches long and 4 inches wide. The semi-circle sits on top of the rectangle on a side that is 4 inches long.

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10