The digits 1 through 5 are used for a set of locker codes. the digits can repeat. find the number of possible two-digit codes and three-digit codes. describe any pattern and use it to predict the number or possible five-digit code.

The answer could be 3-4-5 -2-3 I don't know if I am right

You have 2 sides that are 2 cms and you have 6 sides that are 1/2 cm and you have 4 sides that are 1 cm. the smallest sides are 1/2 the medium sized sides are 1 and the smallest are 1/2. so to find the perimeter you have to add them all up together so your answer will be 11 cm's