area and perimeter

Front

What is the definition of 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 rectangle with a length of 10 cm and a width of 5 cm?

Back

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

Front

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

Back

16 feet (P = 4 x 4).

Front

What is the formula for the perimeter of a square?

Back

P = 4 x side length.

Front

What is the difference between area and perimeter?

Back

Area measures the space inside a shape, while perimeter measures the distance around it.

Front

If the perimeter of a rectangle is 20 cm and the width is 4 cm, what is the length?

Back

6 cm (P = 2(length + width) => 20 = 2(length + 4)).

Front

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

Back

12 cm (3 + 4 + 5).

Front

How do you find the perimeter of a polygon?

Back

Add the lengths of all its sides.

Front

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

Back

10 m (2 + 3 + 5).