Perimeter

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: P = 2(length + width).

Front

What is the perimeter of a rectangle with a length of 5 units and a width of 3 units?

Back

16 units (P = 2(5 + 3)).

Front

If a square has a side length of 4 cm, what is its perimeter?

Back

16 cm (P = 4 x side length).

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 fence that is 10 meters long and 5 meters wide?

Back

30 meters (P = 2(10 + 5)).

Front

If the perimeter of a rectangle is 24 units and the length is 8 units, what is the width?

Back

4 units (P = 2(length + width) => 24 = 2(8 + width)).

Front

What is the perimeter of a shape with equal sides measuring 6 cm each?

Back

24 cm (P = 6 x 4 for a square).

Front

How does changing the length of one side of a rectangle affect the perimeter?

Back

Increasing the length increases the perimeter; decreasing the length decreases the perimeter.

Front

What is the perimeter of a circle called?

Back

Circumference.