Area and Perimeter

Front

What is the perimeter?

Back

The perimeter is the total distance around a shape.

Front

What is the formula to find the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width)

Front

What is the area of a rectangle?

Back

Area = length × width.

Front

What units do we use to measure area?

Back

Square units (e.g., square feet, square meters).

Front

What is the area of a square with sides of 4 cm?

Back

16 cm sq (Area = 4 cm × 4 cm).

Front

How do you find the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What is the perimeter of a square with sides of 5 cm?

Back

20 cm (Perimeter = 4 × 5 cm).

Front

If a rectangle has a length of 6 cm and a width of 3 cm, what is its area?

Back

18 cm sq (Area = 6 cm × 3 cm).

Front

If a rectangle has a length of 10 m and a width of 2 m, what is its perimeter?

Back

24 m (Perimeter = 2 × (10 m + 2 m)).

Front

What do you do to find the perimeter of a shape?

Back

You add the lengths of all the sides.