Rick bought a fan for his living room. He was installing it and wondered to himself whatthe angles between each blade measured. The fan has 3 blades evenly spaced. What is the angle between each blade and what type of angle are they?

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.