Find the perimeter (you need to include the unit)

Answer explanation

65mm (make sure you got your units)

Find the perimeter (you need to include the unit)

Answer explanation

810m (make sure you got your units)

Find the perimeter (you need to include the unit)

Answer explanation

23m (make sure you got your units)

Find the perimeter (you need to include the unit)

Answer explanation

18m (make sure you got your units)

Find the perimeter (you need to include the unit)

Answer explanation

7.8km (make sure you got your units)

To get the unknown you need to have 2.6-0.5=2.1

Find the perimeter (you need to include the unit)

Answer explanation

10m (make sure you got your units)

2.5 is spilt equally into half for each of the other side

Find the perimeter (you need to include the unit)

Answer explanation

11km (make sure you got your units)

Find the perimeter (you need to include the unit)

Answer explanation

220cm (make sure you got your units)

Make sure you have counted every sides

Find the perimeter (you need to include the unit)

Answer explanation

68m (make sure you got your units)

Find the value of x (with the units) with the given perimeter

Answer explanation

22.9-5.3 = 17.6

17.6 divide by 2= 8.8cm

It is divided by 2 as there is 2 sides that are the same.