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 definition of area?

Back

Area is the amount of space inside a shape.

Front

How do you calculate the area of a rectangle?

Back

Multiply the length by the width: A = length × width.

Front

If a rectangle has a length of 5 m and a width of 3 m, what is its area?

Back

15 m² (Area = 5 m × 3 m).

Front

If a rectangle has a length of 6 in and a width of 4 in, what is its perimeter?

Back

20 in (Perimeter = 2(6 in + 4 in)).

Front

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

Back

16 cm (Perimeter = 4 × side length).

Front

What is the area of a square with a side length of 4 cm?

Back

16 cm² (Area = side length × side length).

Front

What is the formula for the perimeter of a triangle?

Back

P = side1 + side2 + side3.

Front

If a triangle has sides of lengths 3 cm, 4 cm, and 5 cm, what is its perimeter?

Back

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