Answer: 62 in²
Step-by-step explanation:
You must apply the formula for calculate the surface area of a rectangular prims, which is shown below:
Where <em>w</em> is the width, <em>l</em> is the lenght and <em>h</em> is the height.
Based on the information given in the problem, you know that:
Therefore, when you substitute these values into the formula, you obtain that the surface area of the rectangular prism is: