Alguien sabe donde puedo encontrar el libro de Matematicas 1, quinta edicion por Juan Antonio Cuellar Carvajal contestado?

The first hexagon is dilated to form the second hexagon select the answers from the drop box menus to correctly complete the statement

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%

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.