A cylindrical piece of Iron pipe is shown below. The wall of the pipe is 0.75 inch thick, and the pipe is open at both ends 16 inches
What is the approximate inside volume of the pipe? (6 points)

angle efh= angle egh

sample answer: you can determine whether each element of the domain is paired with exactly one element of the range. for example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.