2. To find the perimeter we need to
add all the measurements from
around the outside.
8cm 8cm
8cm
8cm
8cm + 8cm + 8cm + 8cm = 32cm
3. Do we have to measure every side
to work out the perimeter?
2cm
5cm
4cm
2cm
5cm
4cm4cm
4. Write down the perimeter for each
shape. Which shapes have the same
perimeter?
a b
e
c
d
5. Write down the perimeter for each
shape. Which shapes have the same
perimeter?
a b
e
c
d
Perimeter =
12cm
Perimeter =
12cm
Perimeter =
8cm
Perimeter =
14cm
Perimeter =
22cm
6. Write down the perimeter for each
shape. Which shapes have the same
perimeter?
a b
e
c
d
Perimeter =
12cm
Perimeter =
12cm
Perimeter =
8cm
Perimeter =
14cm
Perimeter =
22cm
