Calculate the area of the regular pentagon below: a regular pentagon with side length of 22.3 inches and dotted line from center to middle of side of 15.4 inches. which out of the four is correct? 686.84 square inches 732.34 square inches 858.55 square inches 1717.1 square inches

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)) =

Which number completes the inequality? 2/3 < _ < 7/9

Match the one-to-one functions with their inverse functions.