It does not say 4 sections. It says how much rope in yards and inches, does Artie use in all?

sine

step-by-step explanation:

i got 10.28 but that rounds up to 10.3

(1, –1), (16, –4), (36, –6)

step-by-step explanation:

given that the function is

this can also be written as

we have to graph this function and check which list of points lie on the graph

see attachment for graph:

we find that the points lying are (1,-1) (16,-4) and (36,-6)

since square root is there we find that x can only be posiitve but y can be since square root both positive and negative.