The radius of the sphere is 9 inches. Which equation can be used to find the surface area of the sphere? A sphere with a radius of 9 inches S = 4 pi r squared = 4 (9) squared S = 4 pi r squared = 4 pi (9) squared S = 4 pi r squared = 4 pi (18) squared S = 4 pi r squared = 4 pi (9) squared + 2 pi (9)

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What is the volume of a cone with a height of 6 cm in the radius of 2 cm

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.