5. The surface of a circular swimming pool has an area of 25 pi square feet. What is the circumference of the pool?
A. 5 ft
B. 10 ft
C. 50 ft
D. 10 ft

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.

The figure shows the front side of a metal desk in the shape of a trapezoid. what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²

Which expression is equal to (f+g)(x)?