The perimeter of the figure below is 73.1 ft. Find the length of the missing side. 7.5 ft
17.5 ft
?
9.7 ft
9.7 ft
9.7 ft
9.7 ft
9.7 ft

What is the total surface area of this square pyramid?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.