Mr. lumen replaced a square window with a rectangular one. the new window is 3 ft wider and 2 ft higher than the square one. it has an area of 30 ft. how log was a side of the original square window?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

List x1, x2, x3, x4 where xi is the midpoint endpoint of the five equal intervals used to estimate the area under the curve of f(x) between x = 0 and x = 10.