If a sphere's surface area is doubled, what is the corresponding change in radius? a. the radius is increased to be 4 times the original size. b. the radius is increased to be times the original size. c. the radius is increased to be 2 times the original size. d. the radius is increased to be 8 times the original size.

Based on the figures as marked, /\rqs = —

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Are the corresponding angles congruent? explain why or why not.