The diagram shows a rectangle. The length of the rectangle is \(2x + 5\). The width of the rectangle is \(3x - 2\). The highlighted words are the most important ones. The key word in the question ...

To calculate the area of a room (for the purposes of fitting a carpet, for example) you would need to multiply the length of the room by the width of ... it is a \({length}\times{length}\).