Justin wants to cover the top of his circular swimming pool to keep bugs out of the pool. The diameter of his pool is 20 feet. What is the area of the pool cover

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%

True or false? a circle could be circumscribed about the quadrilateral below.

Which of the functions graphed below has a removable discontinuity?