Afield is shaped like the figure shown. what is the area of the field. use 3.14 for

What is the square root of 45? (step by step working plz)

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)