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: Perimeter = 2(length + width).

Front

If a rectangle has a length of 5m and a width of 10m, what is its perimeter?

Back

Perimeter = 2(5m + 10m) = 30m.

Front

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

Back

Perimeter = 4 sides × 4cm = 16cm.

Front

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

Back

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

Front

If the perimeter of a rectangle is 20m and the length is 6m, what is the width?

Back

Width = (Perimeter/2) - Length = (20m/2) - 6m = 4m.

Front

What is the unit of measurement for perimeter?

Back

The unit of measurement for perimeter can be meters (m), centimeters (cm), inches (in), etc.

Front

What shape has a perimeter of 24 units and each side is equal?

Back

A square with each side measuring 6 units.

Front

If a rectangle has a perimeter of 40m and a width of 10m, what is the length?

Back

Length = (Perimeter/2) - Width = (40m/2) - 10m = 10m.

Front

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

Back

Perimeter = 2m + 3m + 5m = 10m.