Write an equation for the graphed function

Upside down v bc I said so

Technically speaking, histograms are another version of bar charts, if you need to work one out then skim through google hope-o that -o!

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