Check all of the possible first steps in factoring a polynomial with four terms. factor out a GCF factor the difference of cubes factor a sum of cubes factor a difference of squares factor a perfect-square trinomial factor by grouping

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