Perimeter

Front

What is the perimeter of a shape?

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 5 feet?

Back

20 feet (Perimeter = 4 x side length).

Front

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

Back

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

Front

What is the unit of measurement for perimeter?

Back

Perimeter is measured in linear units such as feet, meters, or inches.

Front

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

Back

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

Front

If a shape has a perimeter of 24 feet, what could be the lengths of its sides?

Back

Possible lengths could be 6 ft, 6 ft, 6 ft, 6 ft (for a square) or 8 ft, 8 ft, 4 ft, 4 ft (for a rectangle).

Front

What is the perimeter of a circle called?

Back

The perimeter of a circle is called the circumference.

Front

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

Back

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

Front

What is the perimeter of a shape with sides measuring 2 cm, 3 cm, and 5 cm?

Back

10 cm (Perimeter = 2 + 3 + 5).