A piece of paper is cut and folded into the rectangular prism machine below. Which side is the button and which side is on the left of the rectangular prism.

In order to determine which side is the button and which side is on the left of the rectangular prism, we need a visual representation or description of the rectangular prism machine. Without more information, it is not possible to accurately determine which side is which.

To determine which side is the button and which side is on the left of the rectangular prism, we need more information or a visual representation of the machine. Without such information, it is impossible to provide a definitive answer.