\chapter{Functions and graphs}
\section{Applications}
Answer the questions in your own words.
\begin{enumerate}
\item
What is the area of a square of side \(x\)?
\item
What is the perimeter of a square of side \(x\)?
\item
What is the area of a rectangle with sides \(L\) and \(W\)?
\item
What is the perimeter of a rectangle with sides \(L\) and \(W\)?
\item
What is the area of a circle with radius \(r\)?
\item
What is the circumference of a circle with radius \(r\)?
\item
How would you find the area of a circle as a function of its circumference?
\item
How would you find the perimeter of a square as a function of its area?
\item
How do we find the profit \(P(x)\) if we know the Revenue \(R(x)\) and the Cost \(C(x)\)?
\item
How do we find the number of items \(x\) that need to be produced and sold to have a profit of
\$30,000?
\end{enumerate}