Asphere is cut into 8 congruent pieces. the radius of the sphere is 8cm. one piece is shown in the diagram. what us the surface area of one piece of the sphere, as shown in the diagram? express the answer in terms of π.a.64πcm²b.80πcm²c.256πcm²d.384πcm ²

Someone answer this asap rn for ! a discount store’s prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =