To estimate the area of a circle, Irene divided the circle into 30 congruent sectors. then she combined pairs of sectors. As the shapes resemble rectangles , she treats the shapes as rectangles with the height r and the base equal to the length of the curved side of one sector. what is the area of each shape

The accompanying table shows the numbers of male and female students in a particular country who received bachelor's degrees in business in a recent year. complete parts (a) and (b) below. business degrees nonbusiness degrees total male 189131 634650 823781 female 169539 885329 1054868 total 358670 1519979 1878649 (a) find the probability that a randomly selected student is male, given that the student received a business degree. the probability that a randomly selected student is male, given that the student received a business degree, is nothing. (round to three decimal places as needed.) (b) find the probability that a randomly selected student received a business degree, given that the student is female. the probability that a randomly selected student received a business degree, given that the student is female, is nothing. (round to three decimal places as needed.)

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c