The circular shelves in the diagram are each 28 inches in diameter. The "cut-out" portion of each shelf is 90°. How much shelf paper is needed to cover both shelves?

Find the vertex of the function given below y=x^2-6x+1

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%

Gh bisects fgi. find the measure of hgi •15° •21° •10° •8°