A cell site is a site where electronic communications equipment is placed in a cellular network for the use of mobile phones. 237.101 The numbers of cell sites from 1985 through 2008 can be modeled by 1 + 1950e where t represents the year, with -0.3551 t=5 corresponding to 1985. Use the model to find the numbers of cell sites in the year 2007.​

1. what is the measure of ∠abc? what is the measure of ∠abd?

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)) =

This is about circle theorems. someone asap : (