What is the area of a regular pentagon with a radius length of 6 cm?

Adaylily farm sells a portion of their daylilies and allows a portion to grow and divide. the recursive formula an=1.5(an-1)-100 represents the number of daylilies, a, after n years. after the fifth year, the farmers estimate they have 2225 daylilies. how many daylilies were on the farm after the first year?

Solve - pv + 40 < 65 for v solve 7w - 3r = 15 for r

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.