Perimeter

Front

What is perimeter?

Back

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: P = 2(length + width).

Front

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

Back

20 cm (P = 4 x side length).

Front

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

Back

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

Front

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

Back

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

Front

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

Back

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

Front

If the perimeter of a square is 36 cm, what is the length of one side?

Back

9 cm (Side = Perimeter ÷ 4).

Front

What is the perimeter of a rectangle with a length of 12 m and a width of 5 m?

Back

34 m (P = 2(12 + 5)).

Front

If a shape has a perimeter of 40 units and one side is 10 units, what is the total length of the other three sides?

Back

30 units (Total perimeter - one side = 40 - 10).

Front

What is the perimeter of a regular pentagon with each side measuring 4 cm?

Back

20 cm (P = 5 x side length).