Find the circumference of the circle if the square has an area of 144^2 m. give your answer to the nearest tenth. use 3.14 for pie

Aschool typically sells 500 yearbooks each year for 50 dollars each. the economic calls does a project and discovers that they can sell 100 more yearbooks for every $5 decrease in price. the revenue for yearbook sales is equal to the number of yearbooks sold times the price of the yearbook. let x represent the number of $5 decrease in price. if the expression that represents the revenue is written in the form r(x)=(500+ax)(50-bx). to maximize profit, what price should the school charge for the yearbooks? what is the possible maximum revenue? if the school attains the maximum revenue, how many yearbooks will they sell?

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm