The stage manager of a school play creates a rectangular acting area of 42 square yards. string lights will outline the acting area. to the nearest whole number, how many yards of string lights does the manager need to enclose this area?

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%

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height