Front

What is the perimeter?

Back

The perimeter is the total distance around the outside of a shape.

Front

How do you calculate the perimeter of a rectangle?

Back

Add the lengths of all four sides or use the formula: Perimeter = 2(length + width).

Front

What is the perimeter of a square with each side measuring 5cm?

Back

20cm (Perimeter = 4 x side length).

Front

If a rectangle has a length of 10cm and a width of 4cm, what is its perimeter?

Back

28cm (Perimeter = 2(10 + 4)).

Front

What is the perimeter of a triangle with sides measuring 3cm, 4cm, and 5cm?

Back

12cm (Perimeter = 3 + 4 + 5).

Front

What is the perimeter of a shape with sides measuring 6cm, 7cm, and 8cm?

Back

21cm (Perimeter = 6 + 7 + 8).

Front

If the perimeter of a rectangle is 30cm and the length is 10cm, what is the width?

Back

5cm (Perimeter = 2(length + width) => 30 = 2(10 + width)).

Front

What is the perimeter of a square with each side measuring 2 units?

Back

8 units (Perimeter = 4 x side length).

Front

If a shape has a perimeter of 24cm and one side is 6cm, what is the total length of the other sides?

Back

18cm (Total length of other sides = 24 - 6).

Front

What is the perimeter of a rectangle with a length of 12 units and a width of 3 units?

Back

30 units (Perimeter = 2(12 + 3)).