The formula for the slant height of a cone is , where s is surface area of the cone. use the formula to find the slant height, l, of a cone with a surface area of 500π ft2 and a radius of 15 ft

Find the missing dimension extra points

What is the equation of the parabola with focus (-1,-1) and directrix y=1?

Problems and applications q5 four roommates are planning to spend the weekend in their dorm room watching old movies, and they are debating how many to watch. here is their willingness to pay for each film: willingness to pay (dollars) shen antonio dmitri jake first film 10 9 8 3 second film 8 7 6 2 third film 6 5 4 1 fourth film 4 3 2 0 fifth film 2 1 0 0 within the dorm room, the showing of a movie a public good. if it costs $12 to rent a movie, the roommates should rent movies in order to maximize the total surplus. suppose the roommates choose to rent the optimal number of movies you just indicated and then split the cost of renting equally. this means that each roommate will pay $ .