PLEASE HELP!!! THIS IS DUE TONIGHT ILL MARK YOU THE BRAINLIEST

Answer: this is from my knowledge.. but no I think this is not true?
Step-by-step explanation:
this is the equation for surface area: SA = 6 × a^2
and I'm certian that the a variable is used for the number being multipled into the sides (if that makes sense.) so If we replace a with 3 the equation is: