Respuesta :

Since the perimeter is the length of all the sides added, there are multiple answers.

The simplest answer would be 12.5 units on each side. (a square)

There's also 10 x 15 (10 + 10 + 15 + 15)

5 x 20 (5 + 5 + 20 + 20)

These are the simplest answers