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xxxkoolboyd09xxx

The answer is 396 because

if you look at the shape the first thing that pops into mind is what is the area

a=l*w*h

Lanuel

From the dimensions given in the complete question, you should substitute them into the formula to get 312 in².

The surface area of a rectangular prism.

In this exercise, you're required to calculate the surface area of a rectangular prism but the dimensions weren't provided. So, I will give an insight on how to solve this problem.

Mathematically, the surface area of a rectangular prism is given by this formula:

[tex]A =2(wl+hl+hw)[/tex]

Where:

  • A is the surface area.
  • l is the length.
  • w is the width.
  • h is the height.

From the dimensions given in the complete question, you should substitute them into the formula shown above.

Read more on rectangular prism here: brainly.com/question/3867601

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