Determine the perimeter of a rectangle that is 10 inches long and 9 inches wide.
inches

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

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.