Respuesta :

Answer:27

Step-by-step explanation:

Answer: 54cm(squared)

Each side has surface area 3cmx3cm=9cm(squared). And there are 6 sides of a cube so it has total surface area of 9cm(squared)x6=54cm(squared)

Hope that makes sense! If you'd like any more help with maths, I'd be happy to offer online tuition. You can find me at: www.birchwoodtutors.com