4/5 to a decimal using an equivalent fraction

8/10 is equivalent to 4/5.
So now do 8÷10=0.8

4/5 also equals to 0.8
just do 4/5=0.8

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