What is the sum of the exterior angle measures, one at each vertex, of a convex polygon with 19 sides?

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?

Chose the graph below that represents the following system of inequality’s

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1